Congress' most powerful Republican says lawmakers should examine "bump-stocks", a rapid-fire accessory used by the gunman in Sunday's Las Vegas massacre.
Several Las Vegas blood drive sites have reached capacity the day after the deadliest mass shooting in U.S. history. Donors are being told to return throughout the week as supplies run low. USA TODAY
A motion graphic explaining how the events unfolded when Stephen Paddock opened fire from his hotel room on concert goers at the Route 91 Harvest music festival near the Mandalay Bay resort and casino on the Las Vegas Strip. Ramon Padilla, Janet Loehrke George Petras, Jim Sergent - USA TODAY
Senate Republicans will not vote this week on the latest, last-ditch effort to repeal and replace Barack Obama's Affordable Care Act. The setback marks the end for the latest drive to overturn the law, a promise the GOP has made to voters for seven years