Standing at the entrance to one of the bays at Port Arthur Fire Station No. 3, city officials and firefighters took part in the hose uncoupling ceremony celebrating the grand opening of the city’s newest fire station Wednesday. Located at 2385 61st St., the 15,457 square foot facility replaced the one built in 1961 that was located on Canal Street. “We fight fires, we save lives, we protect property. That’s our core mission,” Fire Chief Robert …