Hickenlooper will reportedly run for U.S. Senate; joins large field hoping to replace Gardner
DENVER -- Former Colorado Gov. John Hickenlooper will run for U.S. Senate, according to the Denver Post. Hickenlooper, 67, joins a group of at least 11 Democrats hoping to challenge Sen. Cory Gardner in the 2020 election. Gardner is widely considered one of the Republican senators most at risk of losing in 2020.