https://www.siliconvalley.com/2022/03/09/live-updates-us-slams-door-on-mig-jets-for-ukraine/ > The latest developments on the Russia-Ukraine war > WASHINGTON — The Pentagon slammed the door Wednesday on any plans to provide MiG fighter jets to Ukraine, even through a second country, calling it a “high-risk” venture that would not significantly change the Ukrainian Air Force’s effectiveness.