NEWARK - (AP) - NJ Transit is launching an initiative toimprove safety after three teenagers were struck and killed bytrains in two separate incidents.

Transportation Commissioner James Simpson has formed a taskforce to hold safety summits. The panel will examine whether it'spossible to improve safety at 340 crossings and how to bettereducate youngsters about the danger.

So far, officials have identified 33 stations where betterfencing or lighting is needed.

A 13-year-old boy was struck and killed by a train in Garfieldwhen he ducked under a closed crossing gate after a train passedand was hit by a second train on Oct. 3. One day earlier, two teenswere struck and killed in Wayne while walking on a railroad trestlethat they used as a shortcut.