Two-time Pulitzer Prize-winning journalist Robert Caro was never interested in only telling the stories of great men. Instead, he says, "I wanted to use their lives to show how political power worked." He talks about his two most famous works — biographies of Lyndon Johnson and New York City planner Robert Moses. His new memoir about his process is called 'Working.' Also, Ken Tucker reviews The Mekons' new album 'Deserted,' their first in 8 years.After 12 seasons on 'Law Order: SVU,' Christopher Meloni plays a disgraced policeman-turned-hit man in the second season of the Syfi Channel series 'Happy!.' Meloni talks about playing tough guys, and life after 'Law Order.'