@CNN: Republican Sen. Susan Collins of Maine welcomes 2020 primary challengers to President Donald Trump, saying that it’s “healthy” for democracy. “I see nothing wrong with challengers,” Collins said. https://t.co/eX1bnhKVcZ https://t.co/bG5vVxEeYe

@CNN: Republican Sen. Susan Collins of Maine welcomes 2020 primary challengers to President Donald Trump, saying that it’s “healthy” for democracy.

“I see nothing wrong with challengers,” Collins said. https://t.co/eX1bnhKVcZ https://t.co/bG5vVxEeYe