Washington bracing for impeachment as battle lines harden

As Washington braces for this week's expected vote toimpeach President Donald Trump, partisan battle lines hardened on Sunday, with Democrats defending impeachment even if Trump isn't removed from office and Republicans denouncing the integrity of the constitutional process.The Democratic-controlled House planned to vote Wednesday on two articles of impeachment against the Republican president, and the decision whether to make Trump the third U.S. president in history to be impeached was expecte