Former New York City Mayor Michael Bloomberg is making ad buys . His group , Independence USA PAC promotes pro-gun control candidates . Democratic Connecticut Gov . Dan Malloy has supported expanding background checks . He also supports a ban on assault weapons and high-capacity ammunition magazines.
Former New York City Mayor Michael Bloomberg is making ad buys . His group , Independence USA PAC promotes pro-gun control candidates . Democratic Connecticut Gov . Dan Malloy has supported expanding background checks . His opponent , Republican Tom Foley , has called his gun control moves `` grandstanding ''