UPDATED: August 19, 2018, 5:24 PM

ANNA, Texas (CBSDFW.COM) – Four people are dead and three others are injured after a pickup truck crossed into an oncoming lane, causing a major crash Saturday evening in Collin County, near Anna.

The Texas Department of Public Safety says troopers were called to the crash on SH-121 near County Road 581 at around 6:40 p.m. It was raining during the time of the crash.

Authorities say a 2014 GMC pickup truck was traveling south on SH-121 while a 2005 Honda Pilot was traveling north. For some reason, the GMC crossed into the northbound lane where it was struck by the Honda.

The crash caused the Honda to roll into a ditch on the side of the highway.

map 4 Dead, 3 Injured After Crash In Collin County; Victims Identified

(CBS11)

The driver of the GMC, 24-year-old Karen Villegas, was pronounced dead at the scene. One passenger, 22-year-old Otoniel Hernandez, was transported to the hospital where he was later pronounced dead. Two other passengers inside the pickup, 29-year-old Jose Galicia and a 2-year-old child, were taken to local hospitals. The 2-year-old has non-life-threatening injuries.

Inside the Honda, the driver, 54-year-old George Emerson, and a passenger, 58-year-old Becky Emerson, died at the scene. Another passenger, 22-year-old Misty Emerson, was taken to the hospital with serious injuries.

Authorities are still investigating the crash and are trying to determine why exactly the pickup truck crossed into the oncoming lane.