TONIGHT'S MUST-SEE: Academy of Country Music Awards, 7 p.m., CBS. Yes, there's another youth movement in country. This year's show has as host LeAnn Rimes, who is 18. One of the performers is Billy Gilman, who wasn't yet a teenager when he sang "One Voice." All of the categories reflect a fresh talent infusion. Best male? Brad Paisley joins George Strait, Tim McGraw, Toby Keith and Kenny Chesney. Female? Sara Evans and Lee Ann Womack join Martina McBride, Faith Hill and Jo Dee Messina. Group? The Dixie Chicks add some variety to the male world of Lonestar, Sawyer Brown, Alabama and Diamond Rio.
TONIGHT'S MUST-SEE II: "Conquistadors," 8-10 p.m., PBS. To the people of Spain, Hernan Cortes was a hero. Born in a family of minor nobility, he assembled support for an epic mission. With 500 men, he conquered the Aztec empire in 1519 with the help of a native woman who became his translator and lover. The flip side of the story is filled with betrayal and brutality. Propelled by greed, Cortes destroyed Montezuma's world. The first of two parts
"Ed," 7 p.m., NBC. Can the Stuckeyville bowling alley be designated a landmark?
"The West Wing," 8 p.m., NBC. The staff is finally ready to reveal the president's medical problems. A survey shows there will be a negative reaction to the news.
"Desperado" (1995), 9 p.m., USA Network. These days, Robert Rodriguez is known for directing the hit, "Spy Kids." He started, however, with micro-budget "El Mariachi," then remade it into "Desperado." Antonio Banderas and Salma Hayek star in a shoot- em-up that's violent, but well made and often compelling.