It's maybe the greatest question of 2016 politics: Will Joe Biden run for president? And when will he announce it? Here's a history of our wrong guesses (and maybe a right one, too). February 12: "Joe Biden reveals timeframe for 2016 presidential decision""Vice President Joe Biden is in no rush to decide whether he'll run for president in 2016, telling reporters in Iowa today he'll make up his mind 'at the end of the summer.'" (ABC News) June 18: "Vice President Joe Biden will decide on White House run by August""Vice President Biden may still run for President in 2016 and will announce his plans by August, according to a report." (New York Daily News) July 7: "Joe Biden probably announcing presidential run later this month""Did Bernie Sanders' "surge" help bring about a Joe Biden moment in the race for the Democratic nomination?" (Reason) August 2: "Biden expected to make a decision on White House run by September" "The people close to the vice president say his launching a White House run remains uncertain.