OCEANSIDE, Calif. >> Oceanside police say Junior Seau fired one shot from a .357-caliber Magnum to kill himself at his home May 2 in a report that reveals details of the NFL great’s suicide.

In the report released Tuesday, U-T San Diego (http://bit.ly/JbDXjR) says Seau’s girlfriend told police she last saw him alive that day at 7:45 a.m.

At about 9:35 a.m., two officers responded to the home and were led to a bedroom where Seau was found with a gunshot wound in the upper chest. He did not have a pulse.

The report says two Oceanside lifeguards arrived and attempted to revive Seau before paramedics arrived and pronounced him dead at 9:43 a.m.

The death has been ruled a suicide. A final autopsy report is pending.