Workers stand beside a fire barrel during a nationwide warning strike at the German mail carrier Deutsche Post in Cologne, Germany, January 20, 2023. REUTERS/Erol Dogrudogan 

Workers stand beside a fire barrel during a nationwide warning strike at the German mail carrier Deutsche Post in Cologne, Germany, January 20, 2023. REUTERS/Erol Dogrudogan 

Cars in heavy rain drive past a storm warning sign on Highway 101, in Cloverdale, California, U.S. January 14, 2023. REUTERS/Fred Greaves 

A freeway sign board informs drivers of severe weather as they travel along the interstate I5 highway near Irvine, California, U.S., January 10, 2023. REUTERS/Mike Blake 

A freeway sign board informs drivers of severe weather as they travel along the interstate I5 highway near San Juan Capistrano, California, U.S., January 10, 2023. REUTERS/Mike Blake 

Warning signs are displayed at the Garzweiler open-cast lignite mine of Germany's utility RWE, near Luetzerath, a village that is about to be demolished to allow for the expansion of the mine, Germany, January 10, 2023. REUTERS/Wolfgang Rattay 

Soccer Football - FA Cup Third Round - Derby County v Barnsley - Pride Park, Derby, Britain - January 8, 2023 Derby County manager Paul Warne after the match Action Images/Ed Sykes 

Soccer Football - FA Cup Third Round - Derby County v Barnsley - Pride Park, Derby, Britain - January 8, 2023 Derby County manager Paul Warne with Barnsley manager Michael Duff after the match Action Images/Ed Sykes 

Soccer Football - FA Cup Third Round - Derby County v Barnsley - Pride Park, Derby, Britain - January 8, 2023 Derby County manager Paul Warne Action Images/Ed Sykes 

An arrivals board displays a message warning users of terminal 5 about industrial action by Border Force staff, at Heathrow Airport, near London, Britain, December 23, 2022. REUTERS/Peter Nicholls 

People stand near an arrivals board which displays a message warning users of terminal 5 about industrial action by Border Force staff, at Heathrow Airport, near London, Britain, December 23, 2022. REUTERS/Peter Nicholls 

A sign on the north side of a Border wall warns migrants against trespassing as U.S. border cities brace themselves for an influx of asylum seekers when COVID-era Title 42 migration restrictions are set to end, in Eagle Pass, Texas, U.S. December 18, 2022. REUTERS/Jordan Vonderhaar 

A warning is written on a displayed at the side of the A9 near Pitlochry, Scotland, Britain December 17, 2022. REUTERS/Russell Cheyne 

A warning is displayed on a matrix at the side of the A9 near Pitlochry, Scotland, Britain December 17, 2022. REUTERS/Russell Cheyne 

A road sign warning of camels on the road is seen near to the Al-Shahaniya Camel Racetrack in the desert in Doha, Qatar, December 13, 2022. Picture taken December 13, 2022. REUTERS/Hannah McKay 

Alarm sirens are seen on a vineyard at the village of Dernau that was struck by the July 14, 2021 floods of the nearby Ahr river, after a test of the civil protection systems during Germany's second nationwide "warning day", in Dernau, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen TPX IMAGES OF THE DAY 

Alarm sirens are seen on a vineyard at the village of Dernau that was struck by the July 14, 2021 floods of the nearby Ahr river, after a test of the civil protection systems during Germany's second nationwide "warning day", in Dernau, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen 

The village of Rech, that was struck by the July 14, 2021 floods of the nearby Ahr river, is seen after a test of the civil protection systems during Germany's second nationwide "warning day", in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen 

A damaged bridge is seen as alarm sirens sit on the roof of a house that was struck by the July 14, 2021 floods of the nearby Ahr river, after a test of the civil protection systems during Germany's second nationwide "warning day", in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen 

A sign of the village of Rech, that was struck by the July 14, 2021 floods of the nearby Ahr river, is seen in a vineyard after a test of the civil protection systems during Germany's second nationwide "warning day", in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen 

Alarm sirens sit on the roof of a house that was struck by the July 14, 2021 floods of the nearby Ahr river, during Germany's second nationwide "warning day" to test civil protection systems, in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen 

Alarm sirens sit on the roof of a house that was struck by the July 14, 2021 floods of the nearby Ahr river, during Germany's second nationwide "warning day" to test civil protection systems, in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. The sign on the vinyards reads: "Wine Village Rech". REUTERS/Thilo Schmuelgen 

Alarm sirens sit on the roof of a house that was struck by the July 14, 2021 floods of the nearby Ahr river, during Germany's second nationwide "warning day" to test civil protection systems, in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen 

Alarm sirens sit on the roof of a house that was struck by the July 14, 2021 floods of the nearby Ahr river, during Germany's second nationwide "warning day" to test civil protection systems, in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen 

Alarm sirens sit on the roof of a house that was struck by the July 14, 2021 floods of the nearby Ahr river, during Germany's second nationwide "warning day" to test civil protection systems, in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. REUTERS/Thilo Schmuelgen 

Alarm sirens sit on the roof of a house that was struck by the July 14, 2021 floods of the nearby Ahr river, during Germany's second nationwide "warning day" to test civil protection systems, in Rech, near Bad Neuenahr-Ahrweiler, Germany, December 8, 2022. The sign on the vinyards reads: "Wine Village Rech". REUTERS/Thilo Schmuelgen 

People walk past an advert warning about the coronavirus disease (COVID-19) in Manchester, Britain, November 26, 2022. REUTERS/Phil Noble 

Soccer Football - FA Cup First Round Replay - Derby County v Torquay United - Pride Park, Derby, Britain - November 15, 2022 Derby County manager Paul Warne Action Images/Jason Cairnduff 

Beachgoers are shown as tropical storm Nicole approaches the state in Miami Beach, Florida, U.S., November 8, 2022. Officials have warned of the possibility of severe beach erosion from the storm. REUTERS/Joe Skipper 

Beachgoers are shown as tropical storm Nicole approaches the state in Miami Beach, Florida, U.S., November 8, 2022. Officials have warned of the possibility of severe beach erosion from the storm. REUTERS/Joe Skipper 

Policemen warn against gatherings during Halloween at Lan Kwai Fong in Hong Kong, China, October 31, 2022. REUTERS/Tyrone Siu 

Policemen warn against gatherings during Halloween at Lan Kwai Fong in Hong Kong, China, October 31, 2022. REUTERS/Tyrone Siu 

Policemen warn against gatherings during Halloween at Lan Kwai Fong in Hong Kong, China, October 31, 2022. REUTERS/Tyrone Siu 

A policeman with a torch warns against gatherings during Halloween at Lan Kwai Fong in Hong Kong, China, October 31, 2022. REUTERS/Tyrone Siu 

South African police officers patrol the Johannesburg Pride celebration which proceeded despite the reported threat of a terror attack in Sandton, Johannesburg, South Africa October 29, 2022. REUTERS/James Oatway 

People attend the Johannesburg Pride celebration which proceeded despite the reported threat of a terror attack in Sandton, Johannesburg, South Africa October 29, 2022. REUTERS/James Oatway 

A person attends the Johannesburg Pride celebration which proceeded despite the reported threat of a terror attack in Sandton, Johannesburg, South Africa October 29, 2022. REUTERS/James Oatway 

People attend the Johannesburg Pride celebration which proceeded despite the reported threat of a terror attack in Sandton, Johannesburg, South Africa October 29, 2022. REUTERS/James Oatway TPX IMAGES OF THE DAY 

View of a mine-warning sign as a Ukrainian service member demonstrates clearing a minefield using a remote control for the Armtrac 400 demining machine, capable of clearing 2,400 square metres per hour, amid Russia's invasion, in the Kharkiv region of Ukraine October 27, 2022. REUTERS/Clodagh Kilcoyne 

Migrants from Venezuela walk in a caravan to the U.S.-Mexico border where hundreds of others are stranded following a deal to expel Venezuelan migrants crossing into the United States after the new U.S.-Mexico migrant policy, in Huixtla, Mexico October 15, 2022. REUTERS/Jose Torres 

Migrants from Venezuela walk in a caravan to the U.S.-Mexico border where hundreds of others are stranded following a deal to expel Venezuelan migrants crossing into the United States after the new U.S.-Mexico migrant policy, in Huixtla, Mexico October 15, 2022. REUTERS/Jose Torres 

Migrants from Venezuela walk in a caravan to the U.S.-Mexico border where hundreds of others are stranded following a deal to expel Venezuelan migrants crossing into the United States after the new U.S.-Mexico migrant policy, in Huixtla, Mexico October 15, 2022. REUTERS/Jose Torres 

A TV screen displays a warning message called "J-alert" after the Japanese government issued an alert, following a ballistic missile fired by North Korea which appears to have flown over Japan, in this photo taken in Tokyo, Japan October 4, 2022. The message reads Japanese government warns citizens to take cover in Japan's northeastern prefecture of Aomori and Pacific islands and to stay inside buildings. REUTERS/Issei Kato 

A no trespassing sign warning looters is seen outside a shop after Hurricane Ian caused widespread destruction in Fort Myers Beach, Florida, U.S., October 3, 2022. REUTERS/Marco Bello 

Police car with speakers drives through the neighborhood to warn residents during preparations to detonate a 50 kg World War II bomb in Berlin, Germany, September 26, 2022. REUTERS/Michele Tantussi 

A warning sign against the carrying of guns in the Times Square area is posted near a hot dog vendor in New York City, New York, U.S. September 17, 2022. REUTERS/Chris Helgren 

A FedEx last-mile delivery van is seen near a FedEx Ground distribution center in Carson, California, U.S., September 16, 2022. REUTERS/Bing Guan 

A FedEx shipping container on the back of a semi truck and trailer is seen in Carson, California, U.S., September 16, 2022. REUTERS/Bing Guan 

FedEx air freight cargo planes parked at a FedEx regional hub at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

Scaffolding with FedEx livery is seen outside a FedEx regional hub at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

FedEx Express air freight containers at a FedEx regional hub at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

A FedEx air freight container is seen through a fence at a FedEx regional hub at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

FedEx signage is seen through a fence at a FedEx regional hub at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

A FedEx Ground truck drives near a FedEx regional hub at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

A cargo aircraft in DHL livery passes near a FedEx livery plane parked at a FedEx regional hub, at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

Signage at a FedEx regional hub, seen through a fence at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

A cargo aircraft in DHL livery passes near a FedEx livery plane parked at a FedEx regional hub, at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

A cargo aircraft is seen on a runway at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan