Student stabbed with hair pick, 12 weapons seized on first day of school

Student stabbed with hair pick, 12 weapons seized on first day of school
One teen stabbed another with a hair pick, an enraged mom pulled a knife on a school safety agent, and 12 weapons were seized at security checkpoints on a violent first day of classes in the Big Apple on Wednesday, officials and sources said. The day of reading, writing, and arrests began at 8:30 a.m.,…