BROOKLYN - Police say a Valley Stream man was kidnapped, stabbed and robbed by masked men in Brooklyn.

Police have released surveillance video of a minivan in hopes to catch the suspects. 

A witness says he saw a man forced into the minivan by two men with masks at East 54th Street in the Flatlands section of Brooklyn on Tuesday. 

The 51-year-old victim was stabbed in the leg and arms, robbed of his cash, debit cards and iPhone and left on East 39th Street, officials say.