The Trump administration is empowering federal immigration officers to consider whether to strip temporary legal status from migrants who entered through former President Joe Biden's signature "parole" programs in an effort to ramp up deportations to record levels,

A memo appears to allow Immigration and Customs Enforcement officials to target programs that let in more than a million people.

Many of the migrants under threat spent months waiting in Mexico, at migrant shelters or in rented rooms, in cities that are rife with cartel violence and kidnappings, in order to enter the US with permission.