New Jersey July 9, 2020 4:49 pm Swimmers Warned of Quarry Dangers in New Jersey With many people looking for ways to cool off amid the recent heat, officials in New Jersey are warning swimmers about the dangers of quarries. NBC10’s Ted Greenberg explains. US & World Videos 2:31 Wednesday's Child: Matt 2:08 Jewelry store owner shoots would-be robber during Montgomery County heist 10:11 Jersey Shore town puts new curfew in place: The Lineup 1:06 Let a teacher know you appreciate them 0:19 Stretch of Kensington Avenue closed so Philly can clear encampments