(UPDATE) KANSAS CITY, Kan. (AP) — Investigators say a man suspected of killing four people at his neighbor’s home in Kansas is now suspected of killing a man in Missouri after fleeing the state.

The Missouri State Highway Patrol says two helicopters and dozens of officers are searching for 36-year-old Pablo Serrano. The patrol says Serrano should be considered dangerous and may be armed with an AK-47.

Authorities say four men were shot Monday night at the house in Kansas City, Kansas. Serran’s truck was found Tuesday morning about 170 miles away along Interstate 70 in central Missouri.

The patrol says a 49-year-old man was found fatally shot in a rural home about five miles away near New Florence, and a witness reported seeing a man running from the property. Several schools were put on lockdown.

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Colonel J. Bret Johnson, superintendent of the Missouri State Highway Patrol, warns the public of an armed and dangerous individual in Montgomery County area.

Pablo Antonio Serrano-Vitorino is wanted for questioning in multiple homicides.

Serrano-Vitorino’s last known location was in the vicinity of the 175-mile marker of Interstate 70, near New Florence, MO.

Serrano-Vitorino was last seen wearing a red and black flannel jacket, blue hooded sweatshirt, and possibly blue jeans. His direction of travel is unknown.

Serrano-Vitorino is considered armed and dangerous, and may be armed with an AK-47. The patrol urges you to exercise extreme caution if Serrano-Vitorino is encountered. Do not approach or attempt to contact this individual. Contact 9-1-1 or *55 immediately.