Karma Dickerson, KNDO, August 29, 2011 Yakima - You've seen the purple signs all over town. It seems there's one on every block, Memorial nurses aren't happy about their new contract. "There are three sticking points, one is wages, one is pension, and one is union security," says Trish Bowman. Bowman has been a registered nurse at Yakima Valley Memorial Hospital for 28 years. She and the nursing union say it was insulting when the hospital walked away from contract negotiations with no warning. "They just did what they wanted basically, and we would like a say in that," alleges Bowman. The nurses union wants a 2% pay raise for every year of the contract ... Memorial