An active shooter was reported inside an office building at the 8300 Block of the LBJ Freeway on the north side of Dallas. It is located in Lake Highlands near the High Five.

Early reports indicate a man entered the building, shot his boss, and then turned the gun on himself.

The incident began at 10:10 a.m. on Monday Central time. By 10:30 a.m. evacuated the building.

SWAT is sweeping the building to search for other victims. Police are treating this as an active shooter situation.

Images from the scene show a broken window.

One witness told NBC 5 reporter Maria Guerrero that he heard one or two shots fired and saw blood as he was evacuated from the 10th floor.

Another witness told about her experience:

This is a breaking story. Refresh for updates.

Sources: Breaking 911, WFAA, Fox 19

A third witness reports she saw an officer with blood on their arm.

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