Who said it?

1. “I have spoken with a number of my colleagues over the last week, and this seems different in kind. We may very well have crossed the Rubicon here.”

2. “If an American president is asking another foreign leader to interfere in an American election … then there has to be consequences.”

3. “It is not appropriate for any candidate … to ask for assistance from a foreign government.”

4. “I have been very reluctant to go down the path of impeachment … but … that may be the only remedy that is co-equal to the evil that that conduct represents.”

5. “This Republican Party today is running for cover and actually inadvertently supporting a coverup if what is alleged is true.”

Answers are: 1. Here, 2. here, 3. here, 4. here and 5. here