Arkansas Times (blog)Pryor and Cotton tangle over missed votes, debateKansas City StarDemocratic U.S. Sen. Mark Pryor and Republican rival U.S. Rep. Tom Cotton are tangling over missed votes in the House and the format of their upcoming televised debate as their nationally watched race heats up. Pryor on Tuesday criticized Cotton for ...Cotton: 'Pryor Refuses to Debate' Foreign PolicyThe Weekly Standard (blog)Black ops in the race for U.S.