RANCHO CUCAMONGA - The arrest Tuesday of three suspected gang members in race-related shots fired at an inhabited dwelling followed weeks of escalating tensions between black and Latino residents in one area of the city, police said. Phillip Ramirez, 24, of Rancho Cucamonga, and two 17-year-old boys, one from Rancho Cucamonga, the other from Ontario, were arrested Tuesday following a two-week-long investigation into racial threats which culminated June 15 with shots fired into a home in the 10000 block of Salina Street, said San Bernardino County Sheriff’s Sgt. Frank Gonzales. Ramirez and the two boys confirmed their involvement in both...