The trip to Connecticut is the latest in a campaign by the vice president to keep pressure on Congress to consider the series of gun regulations proposed by the Obama administration. The president has called for a renewed assault weapon ban, limits on the capacity of magazine clips and universal background checks on all gun purchases.

Biden will participate Tuesday in a Facebook "town hall" event hosted by Parents magazine, where he is expected to field questions in a live video chat. That follows round-table events in Philadelphia and Richmond, Va., with law enforcement personnel.