Find out what's on TV this week.

On Apr. 18: The Rookie

• What to watch on Sun. Apr. 18
• What to watch on Mon. Apr. 19
• What to watch on Tue. Apr. 20
• What to watch on Wed. Apr. 21
• What to watch on Thu. Apr. 22
• What to watch on Fri. Apr. 23
• What to watch on Sat. Apr. 24