(Olympia, WA)  --  Before the legislative session in Olympia ends Thursday, lawmakers are trying to arrive at an agreement on how to improve the Washington State Patrol's ability to recruit and retain troopers.  The House and Senate have different approaches on increasing trooper pay, and the two sides must resolve their differences on the matter through the supplemental transportation budget.  The Everett "Herald" reports a deal could be announced as soon as today.