By Jill Dunn

Three headline-making fatal truck accidents occurred in a 15-hour period this week, killing 19 people, though one accident may have been caused by a four-wheeler.

A wreck Jan. 25 killed seven children in Florida. A few hours later in Illinois, a wreck killed two adults and three children, plus the driver of the big rig. The next morning, a wreck killed six people in Texas.

The first accident took place four miles south of Lake Butler, Fla., at 3:40 p.m. Jan. 25, when a truck crashed into a car idling behind an unloading Union County school bus on SR 121, according to the Florida Highway Patrol.

Alvin Wilkerson, a driver for Crete Carrier Corp., was driving at least the speed limit