Our TV picks for Wednesday, June 5: Chef Gordon Ramsay as seen in “MasterChef”; My 600-Lb. Life: Where Are They Now?; Killer Cases

MasterChef

KPTV 8 p.m.

Ain’t nothin’ but a generational thing as our talented home chefs come from four different generations: Gen Z, Millennials, Gen X and Baby Boomers. While their definitions of good taste may differ, Gordon Ramsay, Aarón Sánchez and Joe Bastianich won’t.

My 600-Lb. Life: Where Are They Now?

TLC 8 p.m.

Each new episode of this documentary series follows the struggles of overweight people as they tackle the ups and downs of shedding the pounds, checking in to see how they feel about their weight loss progress as it moves forward (or stalls, for some).

Killer Cases

A&E 9 p.m.

A case takes a shocking turn when, after 20 years with no leads, a new clue is discovered regarding the mystery of a six-year-old boy found dead in the woods when an artist’s age progressed portrait makes waves online and uncovers new information.