"Sometimes in April," 9 p.m., PBS. If you missed this powerful film on HBO, here's another chance. It views the Rwandan genocides through a fictional family. Idris Elba plays Augustin, an Army officer from the ruling Hutu tribe. His wife is from the Tutsi tribe. His brother is a radio personality, spewing hatred of the Tutsi. Then the genocide begins with the government out to destroy all Tutsi. Augustin, a quietly decent man, scrambles for ways to save himself and others. The story also bounces back and forth to current times. Augustin, now a teacher, can't explain the horrors of just a decade ago. Filmed in Rwanda, "April" is both riveting and devastating.

"American Idol" Fans "American Idol," 8 p.m., Fox. The field is trimmed to four.

"Primetime Live: Fallen Idol," 9 p.m., ABC. After learning which contestant has gotten the boot from "American Idol," viewers can switch to this much-talked about hour-long report that ABC says will "explore explosive claims about behind-the-scenes activities at 'American Idol.' " Paula Abdul's lawyers have reportedly tried to stop this program from airing.

Of Note

"Dr. Phil: Escaping Danger," 7 p.m., CBS. The often jovial Phil McGraw focuses on a single somber case, an abused wife. He also talks to her husband and draws broader pictures for similar cases.

"TV Land's Top 10 Wacky Neighbors," 7, 10 p.m., TV Land. Wacky neighbors seem to be an almost universal requirement. Bad comedies had them but so did "Seinfeld" and "The Mary Tyler Moore Show." This show glides easily from Urkel to Kramer. It has few interesting comments but lots of fun clips.

"Revelations," 8 p.m., NBC. In the fourth of six hours, the showdown between good and evil nears. Massey tries desperately to find his stepson, who was kidnapped by satanists. Meanwhile, one satanist (Haden) is getting attention — and followers — as his trial nears.