Former Texas Governor Rick Perry addresses the 42nd annual Conservative Political Action Conference (CPAC) February 27 in National Harbor, Maryland. Alex Wong/Getty Images
Former Texas Governor Rick Perry speaks to guests at the Iowa Freedom Summit on January 24 in Des Moines, Iowa. The summit is hosting a group of potential 2016 Republican presidential candidates to discuss core conservative principles ahead of the January 2016 Iowa Caucuses. Scott Olson/Getty Images
Former Texas Governor Rick Perry speaks during the victory party for Texas Attorney General and Republican gubernatorial candidate Greg Abbott after an apparent victory over Democratic Sen. Wendy Davis on November 4, 2014, in Austin, Texas. Erich Schlegel/Getty Images
Perry was booked on August 19, 2014, on two felony charges related to his handling of a local political controversy. He vowed to fight the charges. Travis County Sheriff's Office
Perry compares alcoholism to homosexuality at an event in San Francisco on June 11, 2014. "I may have the genetic coding that I'm inclined to be an alcoholic, but I have the desire not to do that - and I look at the homosexual issue the same way," he said. David Paul Morris/Bloomberg/Getty Images
Perry greets President Barack Obama as he arrives in Dallas on July 9, 2014, for a meeting with local elected officials and faith leaders about the humanitarian situation at the Southwest border. JEWEL SAMAD/AFP/Getty Images
Perry salutes after announcing on January 19, 2012, that he's suspending his presidential campaign just days before South Carolina's GOP primary. Perry finished sixth in the New Hampshire primary earlier that month. MLADEN ANTONOV/AFP/Getty Images
Perry runs the Veterans Day parade route in Columbia, South Carolina, while local media and his security detail jog along to keep up on November 11, 2011. Kim Kim Foster-Tobin/The State/MCT/Getty Images
At a GOP presidential debate on November 9, 2011, Perry fails to remember the third of three agencies he would cut if elected president. With self-deprecation he uttered "oops," a word that has since made him the butt of jokes, including his own. Scott Olson/Getty Images
Perry labels Social Security a "Ponzi scheme" at a GOP primary debate on September 7, 2011, in Simi Valley, California. "Anybody that's for the status quo with Social Security today is involved with a monstrous lie to our kids, and it's not right," he said. Kevork Djansezian/Getty Images
In the inaugural stages of his 2012 presidential run, Perry mingles with a breakfast crowd during a campaign stop at Bazen's Family Restaurant in Florence, South Carolina, on August 19, 2011. Tim Dominick/The State/MCT/Getty Images
During a Florida primary debate, Perry defended a Texas program that allows students without legal documentation to take advantage of in-state tuition and argued those who disagree with him are heartless. Mark Wilson/Getty Images
Perry, then the lieutenant governor of Texas, hugs George W. Bush before being sworn in as governor on December 21, 2000, in Austin. Bush had been elected president and was resigning as governor. PAUL BUCK/AFP/Getty Images