while week two of NBC?s competing Heroes lived up to its title. Heroes averaged a comfortable 9.4/14 in the overnights (#2), 12.57 million viewers (#2) and a first-place 5.3/13 among adults 18-49, building from lead-in Deal or No Deal by a hefty 43 percent among adults 18-49. Retention for Heroes from its week-ago premiere (Overnights: #1, 9.7/14; Viewers: #1, 14.10 million; A18-49: 31, 5.9/14 on Sept. 25) was also solid at 97 percent in the overnights, 89 percent in total viewers and 90 percent among adults 18-49.