1.   Detectives, who have not found the gunman, investigated whether the young men were killed in retaliation for a fatal holdup.

2.   No gunmen were found at the home.

3.   On Tuesday, police officers swarmed into the vicinity of the shooting in a determined effort to find the gunman.

4.   The police locked down the two buildings and rerouted traffic for about seven hours Wednesday afternoon and evening, but no gunman was found.

5.   The shooting unites his past and present co-workers as they come together to find the gunman.

6.   The SWAT team goes inside, but no gunman is found.

7.   They cannot find the gunmen.

8.   They found the gunman on or near a sofa, dead from a single shot to the head.

9.   Police found the gunman in the lobby of the building and quickly subdued him, McAvoy said.

10.   Police have not found the gunman.