FRESNO, Calif. (KFSN) --
Residents spotted smoke coming from an upstairs unit at the Island Lakes Apartments on First Street near Nees Avenue around 8:30 p.m. Saturday.
Firefighters and police found butane lighter fluid and signs of a small explosion. They also discovered droplets of blood, but no one was home.
Investigators checked with all the local hospitals, but they did not have anyone with injuries from the blast.