Samantha Tan made an immediate impression on her return to GT3 machinery at Hockenheim, producing two highly competitive opening stints with the #138 Koopman Motorsport BMW M4 GT3 to secure fourth on Saturday before technical issues denied her a likely podium opportunity in the second race. Photo credits: Rob Blank Samantha Tan made an immediate impression on her return to GT3 machinery at Hockenheim, producing two highly competitive opening stints with the #138 Koopman Motor