WASHINGTON, D.C. (WUSA9)  A 9 Wants To Know Investigation that airs Thursday at 11:00 tested DC taxicab drivers to see who would transport a black passenger to a destination in Southeast Washington.

Update:  Report has broadcast and published online.  Click here to see DC cabs refusing service to black passenger investigation.

Click here to see extended surveillance video.

The video shows one of the 40 taxis tested.  The driver refused to transport a black passenger, but picked up a white passenger a hundred feet later and agreed to take him to the same location.

WUSA9 will publish the results of the entire test Thursday and broadcast the undercover video during Thursday's 11:00 p.m. 9 News Now.