HALL COUNTY, Texas (KLBK/KXAN) -- The Texas Department of Public Safety issued a Blue Alert early Friday morning for 33-year-old Seth Altman, who is wanted for involvement in the killing or serious injury of a law enforcement officer.  Memphis, Texas, police chief Rex Plant was shot while serving an arrest warrant, according to a release from Gov. Greg Abbott's office announcing a $10,000 reward for information leading to Altman's arrest. Altman had been accused of burglary of a habitation and "fired multiple rounds" as Plant and another officer tried to arrest him late Thursday evening. Plant was taken to a Lubbock hospital, the release stated. Altman is described as a 6’2' white male with blue eyes, red/auburn hair, and weighs approximately 220 pounds. He was last seen wearing a blue t-shirt with blue jeans, said DPS.  Seth Altman (Texas DPS Photo) DPS said Altman was last seen at the 200 block of South 4th Street in Memphis, Texas on Thursday at 11:04 p.m. RELATED COVERAGE: What is a Blue Alert? According to the Blue Alert, Altman is believed to be “armed and dangerous.” If seen, DPS asked to not approach and call 9-1-1.  To receive an award, people need to submit tips through the Crime Stoppers hotline at 1-800-252-TIPS (8477) or DPS' online tip form. They will be considered anonymous, the release said.