U.S. Olympic Track and Field Trials (8 p.m., NBC): The Summer Olympics aren’t until August,

U.S. Olympic Track and Field Trials (8 p.m., NBC): The Summer Olympics aren’t until August, but tonight offers a chance to get a look at some of the American athletes who will be there as Day 2 of the U.S. Olympic Track and Field Trials are held in Eugene, Ore. Tyson Gay and Lauryn Williams are among the top hopefuls.

“The Tenth Circle” (9 p.m., Lifetime): A teen-age boy dies mysteriously, and fingers start pointing at suspects.