UPDATE (6/22)-- According to an FHP press release, Troopers say a 36-year-old in a pick-up truck was traveling northbound on I75 in the southbound lanes, approaching the mile marker 143 (Bayshore Road) overpass.
An SUV carrying three people and a Sedan carrying four were traveling southbound on I75, approaching the mile marker 143 overpass.
The left front of the pick-up truck struck the right side of the SUV.
The SUV rotated into the inside lane and faced north.
The pick-up truck came to rest within the center lane of southbound I75 on top of the overpass, facing northwest.
The driver of the pick-up truck then exited and traveled by foot north in the southbound I75 travel lanes.
The driver of the SUV and both passengers exited the SUV.
The front of Sedan struck the driver of the pick-up truck in the southbound inside lane of I75.
That is when the front of Sedan then struck the front of SUV.
The SUV rotated and came to rest within the center lane of southbound I75 at the mile marker 143 overpass.
The Sedan came to rest within the inside paved emergency lane of southbound I75.
The 36-year-old driver of the pick-up truck was pronounced deceased on the scene.
Three others are in serious condition.
The crash remains under investigation.
The Florida Highway Patrol is responding to a fatal crash on Southbound I-75 at Bayshore Road.
At this time, all southbound lanes beginning at Bayshore Road are shutdown.
Troopers say they are diverting traffic off I-75 at the 143 exit ramp.
Authorities are encouraging drivers to seek alternate routes.