Full moon is seen over Monterrey, Mexico July 4, 2019. Picture taken July 4, 2020. REUTERS/Daniel Becerril

People are seen taking pictures during the full moon in Monterrey, Mexico July 4, 2019. Picture taken July 4, 2020. REUTERS/Daniel Becerril

A healthcare worker talks to people before collecting swab samples to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A healthcare worker talks to a man before collecting a swab sample to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A healthcare worker talks with people in their vehicles before collecting swab samples to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

Healthcare workers talk to people before collecting swab samples to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A healthcare worker talks to people in a vehicle before collecting swab samples to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A man waits in his car before getting tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A healthcare worker holds a pen while she talking to a man before collecting a swab sample to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

Healthcare workers handle a swab sample from a patient at a drive-thru testing site for the coronavirus disease (COVID-19) in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A healthcare worker collects a swab sample from a man to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A healthcare worker prepares to collect a swab sample from a woman to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A healthcare worker collects a swab sample from a man to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A healthcare worker collects a swab sample from a man to be tested for the coronavirus disease (COVID-19) at a drive-thru testing site in Monterrey, Mexico June 26, 2020. REUTERS/Daniel Becerril

A statue of Diego de Montemayor, a controversial figure in the history of Mexico, stands in Monterrey, Mexico, June 11, 2020. Picture taken June 11, 2020. REUTERS/Daniel Becerril

A migrant is helped by medical workers before to being transferred to hospital, outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A medical worker measures vital signs of a migrant patient before he was transferred to hospital, outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A medical worker talks with a migrant patient before to he was transferred to hospital, outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A medical worker talks with a migrant patient before he was transferred to hospital, outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A medical worker talks with a migrant patient before to he was transferred to hospital, outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A migrant man is seen outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

An state police officer talks with migrants near the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

Medical workers prepare with protective suits before to enter the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

Medical workers walk with a migrant patient before he was transferred to hospital, outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A medical worker walks with a migrant patient before samples were taken at the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A migrant woman is seen with her children outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

Medical workers wearing protective suits are seen outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

Migrants rest beside a truck outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

Medical workers arrive at the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A migrant is seen outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

Migrants watch the street from a window at the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

Medical workers wearing protective suits walk outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

Migrants are seen behind a window at the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A migrant washes a garbage container outside the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A general view shows the migrant shelter "Casa INDI", where some migrants have been infected by the coronavirus disease (COVID-19), in Monterrey, Mexico June 12, 2020. REUTERS/Daniel Becerril

A statue of Diego de Montemayor, a controversial figure in the history of Mexico, stands in Monterrey, Mexico June 11, 2020. Picture taken June 11, 2020. REUTERS/Daniel Becerril

A statue of Diego de Montemayor, a controversial figure in the history of Mexico, stands in Monterrey, Mexico June 11, 2020. Picture taken June 11, 2020. REUTERS/Daniel Becerril

A statue of Diego de Montemayor, a controversial figure in the history of Mexico, stands in Monterrey, Mexico June 11, 2020. Picture taken June 11, 2020. REUTERS/Daniel Becerril

A member of the Mexican National Guard wearing a protective face mask stands guard at a medical supplies warehouse, during a media tour to show sanitary measures taken against the coronavirus disease (COVID-19), in Monterrey, Mexico May 18, 2020. REUTERS/Daniel Becerril

A member of the Mexican National Guard wearing a protective face mask stands guard at a medical supplies warehouse, during a media tour to show sanitary measures taken against the coronavirus disease (COVID-19), in Monterrey, Mexico May 18, 2020. REUTERS/Daniel Becerril

A member of the Mexican National Guard wearing a protective face mask walks at a medical supplies warehouse, during a media tour to show sanitary measures taken against the coronavirus disease (COVID-19), in Monterrey, Mexico May 18, 2020. REUTERS/Daniel Becerril

Members of the Mexican National Guard wearing protective face masks stand guard at a medical supplies warehouse, during a media tour to show sanitary measures taken against the coronavirus disease (COVID-19), in Monterrey, Mexico May 18, 2020. REUTERS/Daniel Becerril

A member of the Mexican National Guard wearing a protective face mask stands guard at a medical supplies warehouse, during a media tour to show sanitary measures taken against the coronavirus disease (COVID-19), in Monterrey, Mexico May 18, 2020. REUTERS/Daniel Becerril

Medical workers watch the perform of ballet dancers at a private hospital during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 15, 2020. REUTERS/Daniel Becerril

A ballet dancer performs as a medical worker jumps outside a private hospital during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 15, 2020. REUTERS/Daniel Becerril

Medical workers watch the perform of ballet dancers at a private hospital during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 15, 2020. REUTERS/Daniel Becerril

Medical workers take a selfie at a private hospital during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 15, 2020. REUTERS/Daniel Becerril

Medical workers watch the perform of ballet dancers at a private hospital during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 15, 2020. REUTERS/Daniel Becerril

A ballet dancer performs outside a private hospital during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 15, 2020. REUTERS/Daniel Becerril TPX IMAGES OF THE DAY

Ballet dancers perform outside a private hospital during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 15, 2020. REUTERS/Daniel Becerril

A nurse reacts as members of the Mexican National Guard Orchestra perform outside a hospital, during the Mother's Day celebrations, as the spread of the coronavirus disease (COVID-19) continues, in Monterrey, Mexico May 10, 2020. REUTERS/Daniel Becerril

Female medical workers react as members of the Mexican National Guard Orchestra perform outside a hospital, during the Mother's Day celebrations, as the spread of the coronavirus disease (COVID-19) continues, in Monterrey, Mexico May 10, 2020. REUTERS/Daniel Becerril

Female medical workers react as members of the Mexican National Guard Orchestra perform outside a hospital, during the Mother's Day celebrations, as the spread of the coronavirus disease (COVID-19) continues, in Monterrey, Mexico May 10, 2020. REUTERS/Daniel Becerril

Members of the Mexican National Guard Orchestra give flowers to female medical workers outside a hospital, during the Mother's Day celebrations, as the spread of the coronavirus disease (COVID-19) continues, in Monterrey, Mexico May 10, 2020. REUTERS/Daniel Becerril

Members of the Mexican National Guard Orchestra are seen arriving to perform outside a hospital, during the Mother's Day celebrations, as the spread of the coronavirus disease (COVID-19) continues, in Monterrey, Mexico May 10, 2020. REUTERS/Daniel Becerril

Members of the Mexican National Guard Orchestra perform outside a hospital, during the Mother's Day celebrations, as the spread of the coronavirus disease (COVID-19) continues, in Monterrey, Mexico May 10, 2020. REUTERS/Daniel Becerril

A woman is seen carrying roses at a flowers store a day before Mother's Day celebrations, during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 9, 2020. REUTERS/Daniel Becerril

People are seen outside a flower shop a day before Mother's Day celebrations, during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 9, 2020. REUTERS/Daniel Becerril

A vendor displays flowers for sale a day before Mother's Day celebrations, during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 9, 2020. REUTERS/Daniel Becerril

An employee sells flowers a day before Mother's Day celebrations, during the outbreak of the coronavirus disease (COVID-19), in Monterrey, Mexico May 9, 2020. REUTERS/Daniel Becerril