KENNEWICK, Wash. - A gang fight in Kennewick lands four people in the hospital and seven behind bars.Kennewick Police say the fight broke out at a party at 800 North Irving Street around 11:15 Saturday night.Police say several people were stabbed. Four of them were treated locally then one of them was later flown to Seattle.A total of 16 people were detained and questioned, all of them known gang affiliates or documented gang members. Five men were arrested for felony rioting and booked into the Benton County Jail. A 16-year-old boy and a 17-year-old boy were also booked into the Juvenile Detention Center.The Benton County Sheriff's Office and Washington State Patrol assisted KPD. The investigation is ongoing.