
A teenager from Linden High School wants other kids to know that joking about shooting up your school is no laughing matter.
Earlier this year, Jordan Asbury, 16, wrote "I'm going to shoot up the school" on a desk in biology class. He wrote it on Feb. 20 — just days after the Feb. 14 massacre at Marjory Stoneman Douglas High School in Parkland, Fla. that left 17 dead and sparked a national debate about gun safety laws.…