Progressive momentum hits speed bump as veteran Democrat fends off challenger in Colorado

A moderate Democrat mounting his last campaign staved off a progressive challenger in Colorado, marking a small speed bump in the rapid far-left evolution of the Democratic Party. 

Sen. John Hickenlooper, D-Colo., a longtime fixture in Colorado politics, overcame a challenge from state Sen. Julie Gonzales, his progressive challenger, who has argued that Democrats need to be more aggressive in their pushback against President Donald Trump. 

Hickenlooper, who is vying for a second term in the upper chamber...