Dallas shooting suspect identified as 25-year-old Micah Johnson

The man suspected of opening fire on police officers in Dallas, killing five and wounding seven others, has been identified as 25-year-old Texas resident Micah Johnson, US media reported Friday.

Johnson lived in the Dallas suburb of Mesquite, CBS News and NBC News reported. He was killed in a tense showdown with police after the shootings, which also left two civilians wounded.

CNN, citing an unnamed law enforcement official said Johnson had no criminal record or known ties to extremists.

The network broadcast what it said was a photograph of the suspect, a black man with a short beard shown with his fist raised and wearing an African-style print tunic.

Johnson served in the US Army Reserves until April 2015, ABC News reported. Unnamed defense officials told the network he was trained as a carpentry and masonry specialist.

Earlier, Dallas police said the main shooting suspect had told negotiators he was not affiliated with any groups.

The suspect told negotiators he was upset about the recent fatal police shootings of black men, and wanted to kill white people — specifically, white cops.