City: Philadelphia restaurants must have streetery permits by Jan. 9 to operate

"The allegations supporting the revocation are unknown at this time," said President John Fry in a letter, adding that the student has chosen to return home.

Kamala Harris' campaign is hosting the concert, which is set to begin 5 p.m. Monday. Ricky Martin, The Roots and the vice president are also expected to attend.

The 90-minute debate will have two seated moderators. Microphones will be live only for the candidate whose turn it is to speak, and there will be no audience.