Source: DARRON CUMMINGS / Getty WEST LAFAYETTE, Ind. — Mitch Daniels has officially started his interim presidency at Purdue University. On July 1, Daniels filled the role after President Mung Chiang left to be president of Northwestern University. Daniels previously served as Purdue’s 12th president from 2013 to 2022. In a video message sent out on Wednesday, Daniels expressed how honored and grateful he is to be back on campus in West Lafayett…