Vote today on cloture motion to allow debate on a bill "To ensure that State and local law enforcement may cooperate with Federal officials to protect our communities from violent criminals and suspected terrorists who are illegally present in the United States."
YEAs - 50 Repubs, 4 Dems (all 4 up for election this year)
NAYs - 45 Dems
This pretty much tells you all you need to know who is serious about immigration policy and enforcement and who isn't.