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Input: Lt.  Christopher Robateau  49   was on his way to work when he spotted the beleaguered driver on the side of the highway near Exit 14 in Newark about 6:30 a.m.  city officials said.
 Robateau  was out of  his  vehicle when a car slammed into  him  in the northbound lane just past the exit for Newark Airport.  He  was pronounced dead at the scene  said New Jersey State Police Sgt. Lawrence Peele.
#JerseyCity Police Lt.  Chris Robateau  is donating blood for those who lost their lives on 9/11 14 years ago today. pic.twitter.com/TW2uAGYIYJ â Beth K. Toll (@Volgirl82) September 11  2015
The driver who struck  Robateau  was cooperating with authorities. No charges were initially filed as state troopers probed the crash  Peele said.
A married father of three   Robateau  joined the force in 1994  city officials said.
âHe was one of my finest students â Rich Boggiano  a councilman and retired police detective who taught  Robateau  at the police academy  told NJ.com. âHe was a good person.â

N.J. cop trying to aid stranded driver struck killed on turnpike