Key GOP senators say they are open to witnesses

High-profile Republican swing vote Sen. Susan Collins of Maine said Monday she likes to dig into the facts of a matter she is considering. That's why she said she's pushing to have a chance to call witnesses in the impeachment trial of President...

Key GOP senators say they are open to witnesses
High-profile Republican swing vote Sen. Susan Collins of Maine said Monday she likes to dig into the facts of a matter she is considering. That's why she said she's pushing to have a chance to call witnesses in the impeachment trial of President Donald Trump, should she feel after opening arguments they are needed.