Police in San Francisco have arrested a 20-year-old man after a Molotov cocktail was thrown at the home of OpenAI CEO Sam Altman, setting a perimeter gate on fire.

Protesters in Albania clashed with police and hurled Molotov cocktails at the prime minister’s office in Tirana as tensions over a corruption scandal escalated on Sunday.

Authorities have arrested the individual suspected of carrying out a Molotov cocktail attack targeting the National Security Service (NSS) headquarters in downtown Yerevan on Friday evening.

Albanian police have arrested 21 people following violent clashes during an opposition protest in the capital Tirana, authorities said.

Human rights groups in Indonesia say government critics have been targeted with intimidation tactics, including the delivery of Molotov cocktails and dead chickens, in what activists describe as a growing pattern of harassment.

The man accused of throwing Molotov cocktails at protesters attending a march in support of the Israeli hostages in Colorado on Sunday had been planning the attack for a year, investigators say.