Officials say a Russian drone has blasted a hole in an apartment building in northeastern Ukraine during a nighttime attack, killing at least four people and injuring nine others.

KYIV (Reuters) -Overnight Russian air attacks wounded eight people, set a private business on fire and damaged residential buildings around Ukraine, local officials said on Tuesday. Ukraine's air force said it shot down 65 drones and 28 more did not reach their targets in the barrage.

A miles-long cluster of dolphins was filmed leaping and gliding across Carmel Bay, forming an unusual "super pod" of more than 1,500 of the marine creatures.

A miles-long cluster of dolphins was filmed leaping, gliding and cavorting its way across Carmel Bay on the central coast of California.