Former top Trudeau aide Gerald Butts to testify on SNC-Lavalin scandal

OTTAWA -- Gerald Butts, the former principal secretary to Prime Minister Justin Trudeau, is set to spell out his side of the SNC-Lavalin scandal when he testifies before the House Justice Committee this morning.WATCH LIVE @ 10 ET: Gerald Butts testifies at Justice Committee He requested to testify after watching former justice minister and attorney general Jody Wilson-Raybould's hours-long appearance last Wednesday, in which she alleged that she faced high-level "veiled threats" and "sustai