Fresno Unified, the state’s third-largest school district, has more than 3,000 students who were born outside of the U.S.

The app -- dubbed Alert Button -- will allow nationals who think they are about to be detained to notify the “consulate closest to their location," officials said.

The app will allow Mexican nationals to press a tab that sends an alert notification to previously chosen relatives and the nearest consulate when they suspect they are about to be apprehended by Immigration and Customs Enforcement (ICE) agents,