Russia launched a barrage of hundreds of drones and missiles on Kyiv overnight into Tuesday, killing more than a dozen people in one of its biggest attacks on the Ukrainian capital.

An American citizen was among the 15 killed in Russian drone and missile strikes on the Ukrainian capital city, Kyiv, on Tuesday, State Department spokesperson Tammy Bruce confirmed in a press conference Wednesday.

A massive overnight Russian strike on Kyiv, the Ukrainian capital, killed 14 people and wounded at least 177 others, Ukrainian officials said.