The P-47 gradually became the USAAF's primary fighter-bomber, by late 1943, early versions of the P-47D carrying bombs underneath their bellies, mid production versions of the P-47D could carry bombs and M8 4.5 in (115 mm) rockets under their wings or from the last version of the P-47D in 1944, High velocity aircraft rockets (HVARs, also known as "Holy Moses"). From D-Day until VE day, Thunderbolt pilots claimed to have destroyed 86,000 railroad cars, 9,000 locomotives, 6,000 armored fighting vehicles, and 68,000 trucks. During Operation Cobra, in the vicinity of Roncey, P-47 Thunderbolts of the 405th Fighter group destroyed a German column of 122 tanks, 259 other vehicles, and 11 artillery pieces.