Fire officials in Florida on Thursday released dramatic security video of a laundromat explosion that injured four people on Wednesday. Ocala Fire Rescue said firefighters responded to Classic Laundromat at 1423 NE 25th Avenue in Ocala at around 6:19 p.m. Wednesday after a 911 caller reported an explosion. The first unit to arrive found smoke and flames emanating from the laundromat, which was surrounded by other businesses in a strip mall. Four people were found injured, and two of them were transported to the hospital for treatment, the fire department said. Along with the fire department, O…