NEW YORK - Police are looking for a man who knocked down and robbed another man in Manhattan.

Investigators say the man seen in surveillance photos approached the 70-year-old victim on Tuesday, outside a building on Park Avenue South near East 24th Street in Flatiron. 

They say he pulled the man's cane from behind, causing him to fall.

The alleged robber then took his wallet.

When he noticed people walking towards them, police say he helped the victim get up on his feet.

He then took $15 from the victim's wallet and ran away.

Anyone with information on the case should contact the Crime Stoppers hotline at 1-800-577-8477, or text CRIMES and then enter TIP577, or visit