Thousands of Syrians have been displaced as a result of ongoing fighting between Islamic State fighters and U.S.-backed Syrian Kurdish fighters, following a raid on a prison in Hassakeh where militants were being held. U.N. spokesman Stephane Dujarric said about 45,000 people have reportedly...

Pfizer has begun a study comparing its original COVID-19 vaccine with doses specially tweaked to match the hugely contagious omicron variant. Pfizer and its partner BioNTech announced the study on Tuesday. COVID-19 vaccine makers have been updating their shots to better match omicron in...

Clashes between U.S.-backed Syrian Kurdish fighters and militants continued for a fourth day Sunday near a prison in northeastern Syria that houses thousands of members of the Islamic State group, the Kurdish force said. The standoff follows a bold assault by the extremists that breached the...

MOSCOW (AP) — Russia’s Foreign Ministry on Sunday rejected a British claim that the Kremlin is seeking to replace Ukraine’s government with a pro-Moscow administration, and that former Ukrainian lawmaker Yevheniy Murayev is a potential candidate. Britain’s Foreign Office on Saturday...