Can airport security check your phone?

Can airport security check your phone? US Customs and Border Patrol (CBP), as well as Immigration and Customs Enforcement (ICE), have long argued that there are no Fourth Amendment protections for travelers at the border, meaning agents can search the contents of laptops or phones without having to get a warrant, or even justify it with specific suspicions

US Customs and Border Patrol (CBP), as well as Immigration and Customs Enforcement (ICE), have long argued that there are no Fourth Amendment protections for travelers at the border, meaning agents can search the contents of laptops or phones without having to get a warrant, or even justify it with specific suspicions