Advocates confident of sweep in Md., Maine, Minn., Wash. battles
Voters in Maine, Md., Minn. and Washington to consider measures next week
According to Washington United for Marriage, Gates had previously contributed $100,000
Marriage leads in Wash. polls, school climate survey released with good news for LGBT students, and Grindr gets political
Campaigns in Maryland, Washington, Minnesota and Maine each received $250,000.
Gov. Gregoire has pledged support
As hearings begin on bill, passage and signature is nearly certain