In Virginia Beach, thousands of city employees gathered Monday to mourn friends and colleagues killed in Friday’s mass shooting at a government building. Police haven’t yet shared a motive for the attack but have revealed details about the shooter's weapon.

An Army veteran and Red Sox fan. A soccer coach. A “prankster” who entertained his colleagues. A city veteran preparing to retire. Parents, grandparents, neighbors and friends. The 12 people killed in Friday’s shooting at a Virginia Beach government building…

Officials have given no indication why the 40-year-old who killed 12 people in Virginia Beach notified a superior of his intention to leave his job.

By Associated Press