A United States Navy F-A-18E-F Super Hornet crashes in Death Valley National Park, California, leaving seven visitors on the ground with minor injuries. A search and rescue operation is underway for the pilot.
At least 12 people, including a police sergeant, are killed while ten others are injured by a gunman at the Thousand Oaks Borderline Bar and Grill in Thousand Oaks, California at around 11:15 p.m. PST (UTC-8). The gunman committed suicide at the end of the attack after a stand-off with police.
Voters go to the polls in six states, including California and New Jersey, with Hillary Clinton gaining enough delegates to become the presumptive nominee of the Democratic Party. She will be the first woman nominee by a major party to run for President of the United States.
Two unarmed Russian Air Force Sukhoi Su-24 jets flew simulated attacks on United States Navy destroyer "USS Donald Cook" in the Baltic Sea on Tuesday, according to a U.S. official, who described it as one of the most aggressive interactions in recent memory. A Russian Kamov Ka-27 naval helicopter also made seven passes around the "USS Donald Cook", taking pictures of the warship.