Police described the suspect as being a "hothead" who can't handle his emotions.
Both cars were merging onto Interstate 5 in Washington State when the driver pulled over and hurled an axe at the victim.
Jordan Patrick Leahy allegedly told authorities "killing people would be the most fulfilling thing he could experience in life."
A police officer suffered a minor leg injury during a pursuit of the suspect after he stole a U-Haul truck following the shooting on Tuesday.
During a recent press conference, Plymouth Police Chief Erik Fadden said that police "further believe that there may have been some sort of traffic altercation between the two drivers."
A 39-year-old dad and his two children were heading to New Jersey to celebrate Father's Day weekend together when the incident occurred.
Marcus Anthony Eriz, 24, and Wynne Lee, 23, are charged in the May shooting death of Aiden Leos.
Decherd Police Officer Matthew Ward has been charged with aggravated assault after he pointed his department-issued handgun at a driver and ordered him to get on the ground in Rutherford County, police said.
The weapon accidentally discharged and struck the boy while a man was holstering the weapon, police in Houston, Texas, said.
Orange County added $100,000 to the reward offered by the boy's family.
Six-year-old Aiden Leos was shot on Friday in Orange, California, during a road-rage incident while he was being driven to kindergarten by his mother.
Aiden Leos was being driven to school in southern California when he was hit by a bullet.
Suspect Robert Kyle Lewis is accused of shooting a deadly missile into or at an occupied vehicle and criminal mischief, following an apparent road rage incident.
An eyewitness captured the violent encounter on a cellphone.
Ever since the roundabout was introduced earlier this month, video of motorists attempting to navigate their way around the new structure has been gaining attention.
The Metropolitan Police Department in Washington, D.C., is looking for a suspect who allegedly shot a man in the head after she sideswiped his car early Thursday morning.
Police said Dejywan Floyd, 29, of Lumberton, North Carolina, has been arrested and charged with first-degree murder and discharging a weapon into an occupied property.
The fundraiser received nearly 1,000 donations in its first three days.
Julie Eberly, 47, of Manheim, Pennsylvania, was killed after a driver pulled up to her passenger door and fired multiple times through the window.
North Port man Jonathan Edward Day, 41, is accused of throwing the clubs from a work van at other moving vehicles.
A Beijing court found the 29-year-old suspect guilty of reckless driving, sentencing him to 3 months in prison for throwing coffee at another driver's windshield in September.
The man who accused the woman of calling him a racial slur advertised "Karen" T-shirts quoting the video within hours.
Georgeta Buruiana, 38, an officer with the Los Angeles Police Department, was taken into custody after the incident in Santa Clarita, California.
David Paul Wipperman, 61, was arrested after he allegedly screamed at a woman and spat his half-chewed food into her mouth during a road rage incident in Pinellas County, Florida.
Neil Starr, 73, said he was covered in blood after a man attacked him outside the Dollar General store in Buckhorn, California.
The victim can be seen in video footage clutching his still-burning neck and stumbling around on the highway.
Police said the Milwaukee woman confronted the other driver after a road accident and he pulled a gun.
Dave Williams is accused of slashing the cautious driver on his face, hands, back and wrist in the second machete assault this week.
Nicholas Wagner, 23, was detained by deputies from Pasco Sheriff's Office shortly before 3:30 a.m. Footage showed the driver pulling out a stun gun and sparking it at bystanders.
Sheriff Matt Gentry said tensions often rise on the road, but he advised citizens: "The main thing is don't let annoyance cause you to do something that you will have to pay for or regret for the rest of your life."