Soldiers in Russia’s newly formed 3rd Army Corps fighting in Ukraine are often drunk, plagued by low morale and forced to use obsolete weapons on the battlefield, according to the Ukrainian military. The Kremlin cobbled together the formation in June to replace the tens of thousands of troops killed or injured since the start of the invasion in February. It is composed of several brigades totaling some 15,000 mostly volunteer soldiers equipped with hundreds of tanks, Newsweek reported. But according to an update from the General Staff of the Armed Forces of Ukraine on Monday, Russia’s five-month-old unit is facing...