Victoria Meijia Garcia, 31, opened the CBP One app at 10 a.m. Monday as she did every day for the past several months, seeking an available appointment with an asylum official. But today, the top of the familiar homepage blared a message that filled her with dismay.

The Trump administration Monday ended use of a border app called CBP One that has allowed nearly 1 million people to legally enter the United States with eligibility to work.

From one order tackling the definition of birthright citizenship, to another declaring illegal immigration at the border a national emergency, Trump swiftly made moves on his promises to tighten the US-Mexico border.