new Harper to address Tory caucus amid Senate scandal

Conservatives gathered Monday night to mourn the passing of a key architect in their rise to power — and to brace for the toughest test Prime Minister Stephen Harper's government has faced since taking office on a promise to clean up politics in the national capital. 5:18 AM ET

new PM's South America trip turns focus from turmoil to trade

Prime Minister Stephen Harper will briefly address the Senate expense controversy Tuesday before heading to South America for four days of bilateral talks and trade meetings. 5:22 AM ET

NDP wants RCMP inquiry into $90K payment to Duffy

The NDP has asked the RCMP to launch an investigation into the $90,000 payment from the prime minister's former top aide, Nigel Wright, to Senator Mike Duffy in relation to the Senate expense scandal. 10:57 PM ET video

Watch Senate scandal puts PM under pressure 3:36

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    • Questions mount for Harper and chief of staff Nigel Wright in Senate scandal May. 18, 2013 1:15 PM This week on The House, with Senators Wallin and Duffy now out of the Conservative caucus, we get reaction from NDP Ethics critic Charlie Angus. We also hear directly from Senator Patrick Brazeau who says the Conservatives have thrown him under the bus. Plus we speak with B.C. Premier Christy Clark after her stunning victory.