The Memo: Left’s winning streak extends in Colorado despite Trump, centrist attacks

The leftist tide coursing through Democratic politics reached Colorado on Tuesday, washing away longtime Rep. Diana DeGette (D-Colo.) and putting paid to the gubernatorial hopes of Sen. Michael Bennet (D-Colo.). In the aftermath, Democrats are asking urgent questions about the direction their party ought to take.  Voices on the left say insurgent candidates are meeting…