2. Detroit 4

An attempt to capture a murder suspect on Detroit's most-wanted list results in a fiery showdown.

3. Dallas 17

In the third-season opener, a man armed with a scoped rifle barricades himself in his home and may be holding a child inside.

4. Dallas 18

A team approaches two armed individuals who are believed to have robbed a convenience store, where they have barricaded themselves; and a team conducts a high-risk narcotics search. Also: explosives-breaching drills.

5. Kansas City 6

In Kansas City, a home believed to be filled with guns is searched.

6. Detroit 5

A narcotics warrant is served at a house suspected of containing drugs and also being fortified with weapons. Also: an attempt to break a copper-theft ring.

7. Dallas 19

A bank-robbery suspect barricades himself in his garage; and a narcotics search warrant is served.

8. Kansas City 7

A high-speed car chase is part of an attempt to stop suspected auto thieves. Also: a friendly barbecue contest between the officers.

9. Dallas 20

A team assists the FBI in a siege on an alleged heroin ring; and a warrant is served on a home that has been approached several times and is fortified with each visit.

10. Dallas 21

An officer prepares to retire, but has one last case as he investigates a suspected drug operation; and a new team member has his first mission: a barricaded suspect.