US releases final package of authorized military aid for Ukraine

US government supports Ukrainian battle against Russian invasion with final tranche of aid worth $250 million. Republican support needed from Cong to renew flow of US weapons & financial assistance. Right-wing Republicans seek tough measures against illegal migration over US southern border as condition. US-led coalition involving more than 50 countries aids Ukraine's defence. Ukrainian presidential aide expresses gratitude. White House urges Cong to act swiftly on this. Cong reconvenes on January 8.