Police: Man stabbed husband, pushed wife down stairs near subway station

Police are searching for a man wanted for attacking a couple coming off the 4 train, stabbing one of them.
News 12 is told the incident happened at near East 170th Street and Jerome Avenue.
A husband and wife came across a man acting hostile on the subway.
The victims told police on the train they got into a confrontation with the man.
Police say the man then followed the husband and wife off the train, and began punching the husband before stabbing him multiple times.
News 12 is told the victim’s wife tried to intervene, but the man pushed her down a flight of stairs before fleeing.
Police believe the wanted man is around 30 and around 5 feet 11 inches.
The couple was taken to the hospital and treated for their injuries.
Anyone with information is asked to call police.