Gardener loses hand after discarded firework explodes in California neighborhood

TORRANCE. Calif. (KTLA) -- Home surveillance cameras captured the moment an illegal firework exploded in a California neighborhood, causing severe injury to a gardener who was working in a yard.  Hector Mayoral and his brother were working on July 8 when he noticed what he thought looked like a golf ball near his work truck, which was parked on the street. When Mayoral picked the object up, thinking it was trash, it immediately exploded.  The blast took off most of his left hand, burne