East Campus was evacuated Tuesday morning, following a trash-bin fire that occurred in the basement of the west parallel. No one was harmed, but sprinklers flooded the basement and several student rooms in Wood entry. Arson is suspected.

The Alpha Tau Omega fraternity lost its appeal and has been expelled from MIT, the Interfraternity Council announced yesterday.

Despite a record number of applicants and a record low admit rate, MIT’s yield fell for the class of 2013: 64 percent of students accepted MIT’s offer of admission, down from 66 percent for the class of 2012 and from a record high of 69 percent for the class of 2011. The incoming class has 1,071 students, 23 more than last year’s.