A Dallas security guard remains hospitalized in critical condition after police say a man attacked him with a metal rake at a gas station on Northwest Highway last Saturday night.

Dallas Fuel City assault What we know: 46-year-old Rosalino Lopez was arrested on Saturday, August 15, in connection with an assault in the 2400 block of Northwest Highway.

Dallas Police said Lopez attacked James Johnson, a security guard with CDS Protective Services, after he broke a breaker box at a Fuel City gas station on Harry Hines Boulevard, where Johnson was working.