>> because of the people of chicago, this is the warmest place in america. >> emanuel has come home to chicago with an impressive resume, senior aide to president clinton, six years in congress, and later served as chief of staff for president obama. emanuel got things done. tough. unrelenting. his enemies called him rahmbo. >> you're known as a volatile guy, a bit of a roman candle with a temper. what is the angriest you've gotten in the first 100 days? >> that i had to do this interview in the middle of everything else. swam this morning a mile. yesterday i swam a mile, biked four, weights,s then a yoga class. neurotic is a word. obsessive about it. >> obsessive. that about sums up all things rahm emanuel. especially his commitment to shake up chicago's failing schools. >> there's 400,000 kids that go