1: That 's about all police in Glades County , Florida , had to work with early Monday , hours after a van with 18 people inside ran a stop sign , crossed a four-lane highway and plunged into a shallow water-filled ditch . 2: Investigators do n't know why it happened , Florida Highway Patrol spokesman Lt . Greg Bueno told CNN affiliate WPBF . 3: Investigators do n't know why the van ran a stop sign and plunged into a shallow canal .
1: police in Glades County , Florida 2: Investigators 3: Investigators