July 11 (UPI) -- Ukraine President Volodymyr Zelensky met with Sen. Lindsey Graham , R-S.C., and Sen. Richard Blumenthal , D-Conn., at the Ukraine Recovery Conference in Rome on Friday. The meeting, called the Coalition of the Willing , also was attended by U.S. Special Presidential Envoy for Ukraine Keith Kellogg. Zelenskyy said that strengthening Ukraine's air defense is a top priority. Ukrainian intelligence says Russia plans to launch attacks with up to 1,000 drones at a time. Ukraine's