UPDATE: 12:50 a.m. EST — Operations would resume soon at the Los Angeles Police Department after hazmat officials announced the workplace was safe.

UPDATE: 12:35 a.m. EST — The Los Angeles Police Department said the suspicious package contained a powdery substance. Reports also said six people were exposed to the substance, but had shown no signs of being adversely affected so far.

Original story:

The Los Angeles Police Department headquarters was evacuated Thursday night after a suspicious package was discovered in the main building.

Officials urged citizens to avoid the area in and around Downtown Los Angeles, where the building is located. Hazmat officials were present at the scene, trying to determine the content inside the package. Updates would be made later, the police department tweeted.

According to reports, the evacuation began just after 7 p.m. local time (10 p.m. EST). The package was found in the mail room, ABC7 Eyewitness News reported.