Marco Rubio's former chief of staff endorses Jeb Bush for president

Marco Rubio's former chief of staff is not endorsing him for president. Instead, the Florida House Speaker Designate Richard Corcoran announced Monday that he is siding with Rubio's potentially biggest competitor in the 2016 race: Jeb Bush. "I have known Jeb Bush for over 20 years," Corcoran wrote in a release. "As governor, Jeb Bush set the standard against which all other conservatives in this state are measured -- no one in Florida would argue that." Considering Corcoran's close ties to Rubio...