The younger sister of Stephen Hubbard, the U.S. citizen freed after spending more than four years in a Russian prison, said her brother didn’t realize he was being released until he was taken onto a plane and saw an American flag.

MOSCOW, Oct 22 (Reuters) - Russian President Vladimir Putin said on Thursday that future talks on a settlement of the war in Ukraine should focus on security guarantees for both countries and an overall framework for security throughout Europe.