Molly learns more about the pregnancy that occurred during her time on a yearlong solo space mission.
9 p.m., CBS
Harvey and Mike decide it's time for a ceasefire, but Mike learns a ceasefire isn't always the easiest solution to conflict.
9 p.m., USA
'Sex in the Wild'
This PBS series about the reproductive habits of animals takes on a big subject: elephants. Learn how the female elephants pick out their dudes.
10 p.m., PBS
'The Daily Show'
Jerry Seinfeld stops by to have a chat with Jon Stewart. "Seinfeld" the TV show just had its 25 year anniversary, so let's hope for some good behind the scenes gossip.
11 p.m., COMEDY