Officials say Russian forces have targeted Ukraine’s energy and gas infrastructure in a “massive” nighttime missile attack, while Ukrainian drones struck an important oil refinery inside Russia.

Overnight Russian drone attacks sparked a fire in Kyiv and injured a woman and damaged several houses in the northeastern city of Sumy, Ukrainian officials said on Monday. The Ukrainian military said on Monday that it had shot down 61 out of 83 drones with 22 more likely downed by electronic warfare.

Ukraine could trade territory in potential peace talks with Russia, Zelensky says Ukraine strikes Russia's Saratov oil refinery, military confirms US won't send troops to Ukraine, Pentagon chief says North Korea has sent 200 long-range artillery guns to Russia,