Two teenage gunmen killed three people, including a guard, at a major San Diego mosque before dying by suicide. The FBI is investigating the shooting as a suspected anti-Muslim hate crime.

Russia’s Defense Ministry claims its air defenses destroyed 3,124 Ukrainian drones between May 10 and 17. The strikes deep inside Russian territory left four dead, including three in Moscow.

Two US Navy E/A-18G Growler fighter jets collided during an exercise at Mountain Home Air Force Base in Idaho. Both planes were destroyed, but all four crew members safely ejected.

The WHO has declared the Ebola outbreak in DR Congo an international emergency. The Bundibugyo strain has caused 80 deaths and spread to Uganda, amid conflict-driven transmission risks.

A drone attack struck the UAE's Barakah Nuclear Power Plant, causing a generator fire. Suspicion has fallen on Iran as the strike threatens a fragile ceasefire and global energy markets.