NEW : Gunmen may be drug dealers retaliating several recent arrests , police say . Five police officers , one civilian killed Thursday in noon shootout in Mexico , Mexico . The federal police said the gunmen , who escaped in a gray Dodge Durango and a green Dodge Caravan , may have been drug dealers and that the attack may have been in response to several recent arrests in Juarez , including that of eight people apprehended Thursday for possession of weapons , drugs and a stolen van . one of the dead were federal police officers , one was a female city officer , mayor says . Two officers , one civilian wounded .
NEW : Gunmen may be drug dealers retaliating several recent arrests , police say . Five police officers , one civilian killed Thursday in noon shootout in Mexico , Mexico . one of the dead were federal police officers , one was a female city officer , mayor says . Two officers , one civilian wounded .