 Otto Weiß surrendered command of SG 1 to Hubertus Hitschhold on 18 June 1942.He was then tasked with experimenting with anti-tank warfare from the air.An experimental unit dubbed "Versuchskommando für Panzerbekämpfung" (experimental commando for anti-tank combat) was founded at Rechlin experimenting with the Junkers Ju 87 and Henschel Hs 129 in an anti-tank role.