Sen. Cory Gardner declined to say whether Congress should take actions to protect the probe, while Sen. Michael Bennet directly criticized President Donald Trump.
Political newcomer Jason Crow took home a victory, and helped Democrats retake the U.S. House of Representatives, that previous Coffman challengers were unable to achieve.
Rachel Botsman, Oxford University lecturer and author of "Who Can You Trust?", spoke at the Aspen Ideas Festival.
Democrats have tried for six years to unseat Coffman from this district since it was redrawn.
The Defense Department is deploying 7,000 troops from 10 states in addition to about 2,000 National Guard members already stationed at the border.
About 25 percent of Latino voters are reliable Republicans, but others seem willing to support the GOP amid the solid economy.
Kavanaugh was confirmed 50-48 Saturday. Every voting Republican backed the 53-year-old conservative judge.
The lack of a presidential portrait for Trump was underscored when a prankster added a painting of Vladimir Putin to the building.
Before the 2012 elections, Coffman's district shifted to one evenly divided between Democrats, Republicans and voters who don’t register with either party.