May 24, 2015 11:50 pm Honey Oil Blast Rocks West Hills Home Investigators found evidence of a butane honey oil manufacturing system in the rubble of a West Hills home that exploded in flames. Kate Larsen reports for the NBC4 News at 6 p.m. on Sunday, May 24, 2015. US & World Videos 1:42 Shooting investigation at DTLA warehouse 3:20 Encampment remains on USC 1:39 Bicyclist killed in hit-and-run 3:43 Despite encampment's clearing, safety concerns linger at UCLA 4:09 Parents speak out after son's beating at LA juvenile hall