McConnell can get 10 Dems to sign on. There’s several Senators feed up with Pelosi taking control of legislative branch.
Chuck defers to her all the time. Senate dems want a “win” for DACA to protect themselves in 2020. A 3 yr extension is kicking can down road but allows time for various legal cases to work through court system. Trump can also use momentum to initiate real immigration reform.
Trump can work with moderate dems. Nancy and radical left dems are in the minority.