p class="TEXT_w_Indent">Tonight, there's another Utahn on America's Got Talent
(7 p.m., NBC/Ch. 5) - Josh Wright, who's described as "a pianist with a twist."
Elsewhere on TV ...
Extreme Weight Loss (7 p.m., ABC/Ch. 4): A 46-year-old widow who weighs 300 pounds tries to lose weight.
America's Got Talent (7 p.m., NBC/Ch. 5): Auditions continue.
Time Scanners (7 p.m., PBS/Ch. 7): The secrets of the Egyptian pyramids are revealed with 3D laser-scanning technology.
Rizzoli & Isles (7 and 9 p.m., TNT): A killer uses online ads to find murder victims.
History Detectives: Special Investigations (8 p.m., PBS/Ch. 7): The new season begins with a new format - one mystery per episode. First up is the explosion that destroyed the Mississippi steamboat S.S. Sultan in 1865. It was filled with Union soldiers; the death toll was 1,547.
Sullivan & Son (8 and 8:30 p.m., TBS): It's Ok Cha vs. Roy in a spicy-food eating contest.
Perception (8 and 10 p.m., TNT): A boy with a developmental disorder is taken hostage during a bank robbery.
Celebrity Wife Swap (9 p.m., ABC/Ch. 4): Judy Gold swaps places with Penn Jillette's wife.
The Night Shift (9 p.m., NBC/Ch. 5): A crash sends dozens of soldiers to the emergency room.
Pretty Little Liars (9 p.m., ABC Family): Ali wants to return to her role as queen bee, but the other girls aren't so sure about that.
Chasing Life (10 p.m., ABC Family): April is feeling overwhelmed.
Cake Boss: The Next Great Baker (10 p.m., TLC): Bakers choose their own teams in a challenge that involves 100 pounds of candy and a very demanding client.