January 23, 2009 9:04 pm Robert Downey Jr. Reacts To ‘Tropic Thunder' Oscar Nomination Robert talks about what a surprise it was to be nominated for a comedic role. Plus, Robert has some fun with Billy Bush on the phone when Billy calls to congratulate him. US & World Videos 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 1:01 Woman arrested on human trafficking and prostitution charges in Miami-Dade in court 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name