(left to right) Issac Buenrostro ’11, Yuanyuan J. Pao ’11, Kyle L. Fink ’11, Alina E. Gatowski ’11 and in the front: Sylvie B. Polsky ’11 wash cars at Ruah House during MIT’s CityDays on Friday, Aug. 31. Their car washing benefitted the local non-profit agency Cambridge Cares About AIDS.

Alex Chan—The Tech

(left to right) Issac Buenrostro ’11, Yuanyuan J. Pao ’11, Kyle L. Fink ’11, Alina E. Gatowski ’11 and in the front: Sylvie B. Polsky ’11 wash cars at Ruah House during MIT’s CityDays on Friday, Aug. 31. Their car washing benefitted the local non-profit agency Cambridge Cares About AIDS. Alex Chan—The Tech