The U.S. military’s top commander in Europe, Gen. Chris Cavoli, has drawn up a list of American weapons systems that could strengthen Ukraine’s fight against Russia but which the Biden administration has yet to supply. According to sources familiar with the classified report submitted to Congress last month, Cavoli’s recommendations include the Joint Air-to-Surface Standoff Missile (JASSM) and the Link 16 communication system, a secure network used by NATO to enhance air and missile defense coordination, according to CNN. Despite repeated requests from Ukraine for these systems, the U.S. has w…