TOP PICK: ‘CSI: Miami‘ (10pm ET on CBS)
Eric Delko (Adam Rodriguez) returns as an expert witness for the defense, pitting himself against his old team. How will Calleigh react?
KEY EPISODE: ‘Lie To Me‘ (9pm ET on Fox)
During a political protest in Washington, D.C., a disgruntled farmer parks his explosives-packed tractor near the Treasury Department building, forcing Lightman and his team to make some crucial life-or-death decisions. Meanwhile, a third-grade field trip gets stuck in the Lightman Group offices, and Loker has to play babysitter in the Fall Finale.
WATCH: ‘The Sing-Off‘ (8pm ET on NBC)
In the series premiere, eight a cappella groups from across America compete to win a Epic Records/Sony Entertainment recording contract. Performing popular songs like you’ve never heard them before, there’s no lip-synching, back-up bands or safety net. The groups will be performing songs they have chosen, with one group eliminated at the end of the show. Judging the competition are Ben Folds (Ben Folds Five), Shawn Stockman (Boyz II Men) and a surprise guest judge.
DVR: ‘The Big Bang Theory‘ (9:30pm ET on CBS)
A visit from Leonard’s mother (guest star Christine Baranski) delights Sheldon and horrifies Leonard.
DVR: ‘Find My Family‘ (9pm ET on ABC)
The ‘Find My Family’ team sets out to help a father find the son he has spent three decades trying to locate. Then, with little information only her birth name and a pendant a 43-year-old woman searches for the mother who gave her up at birth.