49ers running back Raheem Mostert's speed never has been in question.
But he made sure to remind everyone just how fast he can go during Sunday's NFC Championship Game, reaching a top speed of 21.87 mph on his first-quarter touchdown run against the Green Bay Packers at Levi's Stadium.
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San Francisco's running backs all have top-of-the-line speed, as evidenced by their speed ratings in "Madden NFL 20."
In case it wasn't clear before, Mostert can scoot.
