Will Thorne Staff Writer“America’s Got Talent” lost around 1 million total viewers from its previous episode, but still led NBC to an easy win on Tuesday night.The talent show scored a 1.1 rating among adults 18-49, which represents a season 15 low and a 4% drop from last episode, which aired June 30. That number is also its lowest ever on Tuesday nights (its Wednesday broadcasts scored a 1.1 on multiple occasions last season).