Horror crash kills four on Victorian road

Four people have been killed in a horror crash in central Victoria.

A car slammed into a tree on the Northern Highway outside Pyalong at about 6.45am.

Police said no other vehicles were involved.

Investigators are hoping to speak to anybody who witnessed the crash.

Ross Barker in the Channel Nine chopper above the scene spoke to 3AW about the horrific sight.

"It’s probably one of the worst (crashes) I’ve seen in a while," he said.

"The car is halfway up a gumtree and split in half.

"I feel sorry for the guys down there."