U.S. Secretary of Defense: “WE believe that WE can win”

I thought the war was Russia vs. Ukraine? He also said, "We would like to see the Russian military weakened." Meanwhile, Biden is promising even more military aid to Zelensky, while poverty and drug-addiction in America increased significantly in 2021-22. But Russia is “making war”, while America is only “supporting democracy"...
Images of Philadelphia streets from: https://www.youtube.com/channel/UCOuf_kStlWnhuauw4ce8l-w