The South Carolina senator asked AOC, "Why aren't you at the border looking at the things being reported?"
Democrats passed relief packages twice but criticized Senate Majority Leader Mitch McConnell for not bringing either to the floor for a vote.
A new poll shows that 71 percent of Republicans believe that witnesses should testify during Trump's impeachment trial.
Senate Majority Leader Mitch McConnell is one of six Republicans who have been targeted as candidates to defeat in the 2020 elections by EMILY's List.
Donald Trump declared the national emergency in a long-winded speech filled with false claims on Friday.
Both proposals will need 60 votes to advance, and it is unlikely either one will muster enough support.
"They are hiding out. They want to hide behind the president instead of doing their jobs as leaders in a co-equal branch of the government," Democratic Senator Chris Van Hollen said about Republican leader Mitch McConnell and his caucus.
McConnell has said the Senate won't consider funding bills that President Trump won't sign.
"In the very near future, Judge Kavanaugh will be on the United States Supreme Court," the Senate majority leader told a group of conservatives on Friday.
The STATES bill, which would end federal meddling in marijuana regulation, has some bipartisan support.
"You would think, given how much it takes to get on an American plane or given how much it takes to get into courthouses, that this might be something that we could achieve, but I don't think we could do that from Washington."
Opponents of the Supreme Court's travel ban decision have suggested the verdict would have been different had Merrick Garland been confirmed as a judge in 2016.
"Survivors who have bravely come forward to share their stories have brought to light just how widespread harassment and discrimination continue to be throughout Capitol Hill," the letter said.
One year ago, President Donald Trump pledged to help Harley-Davidson expand. Last week, he announced steep tariffs that threaten the company on two fronts.
The Senate Majority Leader scheduled a banking reform bill for consideration this week, effectively delaying a debate on gun control in Congress's upper chamber as much of the country turns to Capitol Hill for stricter firearms regulations.
Denis McDonough said the statement would have been more robust.
The Senate has voted to temporarily end the government shutdown, here are the winners and losers of the deal.
Earlier in the day, Trump tweeted that Republicans should use the tactic to pass the long-term budget.
McConnell told Democrats to choose between DACA or CHIP.
The bill includes a brief provision that will cost victims of sexual harassment or sexual abuse money.
The former strategist said the grassroots movement scares people.