hillary clinton, bernie sanders, and martin o'malley will field questions in des moines monday. the town hall will be moderated by c- n-n's chris cuomo and will air on the network from 8 to 10. the event will be held at drake university, just days before a republican debate takes place at the iowa events center. republican presidential hopeful donald trump is receiving a big endorsement. former alaskan governor sarah palin threw her weight behind

you can catch the two- along with martin o'malley- at the debate in charleston, south carolina tonight at eight right here on

staff placed food for the hawk on images of hillary clintnt, ted cruz, martin o'malley,

former maryland governor martin o'malley is a distant third with just one percent support. tonight all three shared the stage at drake university... kim hutcherson has the story. voters took center stage at cnn's democratic town hall in des moines. after a brief introduction,