Alex, 26, a migrant from Haiti, walks on a street with his family after trying to regularise their migratory situation outside of the Mexican Commission for Aid to Refugees (COMAR), as thousands of Haitians were detained, deported or expelled from a camp on Mexico's frontier with Texas last week and others traveled west to the border city of Tijuana while aiming to avoid a crackdown on a recent spike in migrant traffic, in Tijuana, Mexico September 29, 2021. Picture taken September 29, 2021. REUTERS/Edgard Garrido