De Blasio promised to fix NYC's 'Tale of Two Cities' -- but critics say he failed when it came to housing and the homeless

Just months before, while campaigning to take the reins from former Mayor Michael Bloomberg, de Blasio vowed that he'd end the Big Apple's "Tale of Two Cities." And housing -- perhaps more than anything else -- exemplified the stark divide between rich and poor that de Blasio said he'd bridge. He tried, and sometimes, he succeeded.