They say the two men and one woman seen in the video flagged down a cabbie back on February 6th.
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Once they got to 28th and Tasker, police say one of the men pulled a gun and demanded money.
VIDEO: 3 sought in shooting of cab driver
The driver was shot in the arm, but kept driving and then eventually crashed.
The trio ran away without taking anything from the driver.
Anyone with information is asked to call Philadelphia police.