"There was nothing we could do but run," one student at Santa Fe High School said.

A Havana airport employee said that airport workers were alerted that a passenger jet had crashed on takeoff from José Martí International Airport.

The president had previously nominated White House physician Dr. Ronny Jackson for the job, but he withdrew last month.

Mill was released from prison about a month ago after being sentenced in November to two to four years for a probation violation — a decision criticized by his supporters as too severe.

"You go from saying, 'We won't let this happen ever again,' and then this happens."

Both supporters and critics of the proposal said Friday that midterm election math may have come into play.

Teachers told students to run as fast as they could, while panicked parents rushed to campus.