Ukraine's growing arsenal of ground robots is working with its aerial drones against Russia. Oleksandr Klymenko/Ukrinform/NurPhoto via Getty Images Ukraine said it took a Russian position using just drones and ground robots. Zelenskyy said it was a wartime first, and no Ukrainian infantry was involved. He said robots have done over 22,000 missions in three months, keeping many soldiers from harm. Ukraine said it forced Russian soldiers to surrender and captured their position using only aer...