Man riding electric bike sexually assaulted 2 women in on hour in Upper West Side, East Village

NEW YORK (WABC) -- A man is wanted for two sex attacks in Manhattan early Saturday morning.

In one of the attacks, he knocked a 23-year-old woman to the ground and touched her genitals before getting away on an electric bike along Central Park West, a block from the Museum of Natural History.

Police say the same man approached a 28-year-old woman from behind near Tompkins Square Park in the East Village.

The man claimed to have a knife and forced the woman to perform a sex act on him.

Both women sustained abrasions in the attacks.

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No explanation was provided about why the public service announcement was being released now.

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