If approved by the full House, the bill would be the most significant gun-control legislation approved by either chamber of Congress in at least a decade.

In a newly released recording from the day of a deadly Florida school shooting, the parents of a 17-year-old girl tell a 911 dispatcher their daughter is texting from a classroom where the door’s glass was shot out.

A moderate Republican senator sought broad bipartisan support Tuesday for a compromise to block gun purchases by some suspected terrorists, a day after the chamber split along party lines to derail far more sweeping proposals.