“America’s Mississippi” looks in on the wildlife nourished by the mighty river.

Share story

“Chicago Fire”

The midseason finale of the first-responders drama is centered on an epic, multicar highway pileup; the stakes are especially high for the Firehouse 51 crew, since one member’s significant other is in the disaster, and a cliffhanger ending is expected; 9 p.m. Wednesday on KING.

Also on Wednesday

“Empire,” 8 p.m. (KCPQ): Fall finale of hip-hop soap; drama-plagued couple Tiana and Hakeen make a decision about their relationship; Kai unearths dirt on the Lyons.

“Deal or No Deal,” 8 p.m. (CNBC): After an almost 10-year hiatus, the prime-time game show returns to regular episodes, hosted by Howie Mandel.

“America’s Mississippi,” 8 p.m. (SMITHSONIAN): Series premiere; along the river, beavers prepare for winter, gray wolves scavenge, hundreds of bald eagles descend as the river releases a feast for them.

“Chicago Med,” 8 p.m. (KING): Halstead and Manning’s wedding day is interrupted when Halstead is forced to make a house call; Charles treats a woman who stabbed her husband; Choi and April deliver a breech baby.

“American Housewife,” 8:30 p.m. (KOMO): Katie’s children’s teen romances make her yearn for the spontaneity and unpredictability of being young and in love.

“All American,” 9 p.m. (KSTW): At an explosive homecoming dance, friendships in Crenshaw and Beverly are put to the test; Spencer makes decisions that change the course of several lives; Billy spends quality time with Grace.

“Criminal Minds,” 10 p.m. (KIRO): A professor from Lewis’ past tips off the BAU to an alarming number of overdose deaths of patients who recently completed rehab.

“A Million Little Things,” 10 p.m. (KOMO): Gary has trouble dealing with Maggie’s life-changing decision; Rome opens up to his dad about his struggles; Katherine battles difficulties being a working mother without Eddie.

Madeline McKenzie: mmckenzie@seattletimes.com. Program times may vary depending on your cable provider or service.