WASHINGTON - The debate over whether to provide lethal defensive aid, such as anti-tank missiles, to Ukraine is "worth having," Vice President Biden said on May 27.
USA Today: Biden cracks door to lethal aid to Ukraine

US Vice President Joe Biden looks on as NATO Secretary General Jens Stoltenberg and US President Barack Obama speak to the press after a meeting in the Oval Office at the White House in Washington, DC, on May 26.