The conservative Club for Growth tags Democratic Sen. Mark Pryor as President Barack Obama's "closest ally" in the state. New York Mayor Michael Bloomberg's gun-control advocacy group says Pryor "let us down."
Six months after the Newtown school shooting, New York Mayor Michael Bloomberg is stepping up his gun control campaign by asking donors not to support Democratic senators who opposed a bill to expand background checks on gun buyers, while a mayors' group he co-founded is embarking on a national bus tour to rally for efforts to curb gun violence.
A gun control group is invoking the 2008 shooting death of Arkansas' Democratic Party chairman with a new television ad questioning Sen. Mark Pryor's vote against expanded background checks. (Includes video.)