ANTIOCH, Calif. (KGO) -- A man who was arrested in a shooting that left two emergency workers in Antioch injured on Saturday has been charged with murder of a Discovery Bay man.
Darryon Williams from Stockton was arrested in Richmond late Saturday for suspicion of attempted murder in the drive-by shooting incident that injured a firefighter and a paramedic in Antioch.
Later that evening, the Antioch Police Department requested Contra Costa Sheriff's Deputies contact a person related to their case and conduct a welfare check at a residence on the 2100 block of Newport Court in Discovery Bay.
Police are looking for his child and the child's mother.
The link between the suspect and Discovery Bay victim are unclear.
On Saturday, crews were responding to a medical emergency when police say someone drove by twice shooting at the group.
RELATED: 2 first responders shot in drive-by shooting in Antioch, police say
A 31-year-old firefighter was shot in the foot and a 58-year-old paramedic was shot in the leg. Both men were treated for injuries at local hospitals and were released on Sunday.
Antioch police released photos showing bullet holes in emergency vehicles.
Williams faces one count of murder and ten counts of attempted murder. He may be also be connected to an armed robbery in Brentwood.
Williams is currently being held at the Martinez Detention Facility on $3,000,000.00 bail.
Stay with ABC7 News for the latest developments.
Bay City News contributed to this report