But AG warns of possible referendum
GOP front-runner abandons position that issue should be left to states
Obama had previously recognized activist's work
Franken, Casey pledge to bring up measures on floor
Langbehn receives second-highest civilian honor
Brings total number of bill supporters to 31
GOP frontrunner attacked from left and right over marriage
Fitzgerald would be fourth openly gay federal judge
'Tammy is a true progressive champion'
Franken, Casey may offer pro-LGBT amendments