UPDATE: DallasNews.com has reported the shooter killed himself after killing his female boss.
WFAA reports the gunman has shot himself after shooting his boss.
WKRG.com reports police are responding to a possible active shooter at an office building in Dallas. Not a lot of information has been given at this time, but we will update you as soon as we receive news.
CBS 11 Dallas News reporter J.D. Miles has Tweeted the following:
#Breaking I'm being told 2 ambulances have been called to a Dallas office tower 10th floor and building evacuated for possible shooting— J.D. Miles (@jdmiles11) April 24, 2017