Student armed with a sword and chainsaw who had several pipe bombs tried attacking school

From Fox News:

A teen armed with a sword and chainsaw who had several pipe bombs strapped to his body was arrested Monday after two explosions rocked Hillsdale High School in San Mateo, Calif., KTVU reported.

Police called the foiled attack that forced the evacuation of more than 1,200 students and teachers a Columbine-style plot, according to the station. . . .