Wednesday television

"Criminal Minds" 9 p.m. CBS (eighth season finale) — The Replicator returns and targets a member of the BAU.

"Modern Family" 9 p.m. ABC (fourth season finale) — The Pritchett clan join Phil in Florida after his mom passes away.

"Law & Order: SVU" 9 p.m. NBC (14th season finale) — A man exposes himself in the park and is arrested.

"900 Pound Man: The Face Against Time" 9 p.m. TLC — A Guam man's life is in danger unless he has weight-loss surgery.

"Chicago Fire" 10 p.m. NBC (first season finale) — The squad faces an unstable situation at the Cook County jail.

"Nashville" 10 p.m. ABC (first season finale) — Rayna performs at the CMA Awards with Brad Paisley.