London Stock Exchange (LSE) CEO Xavier Rolet (R) and TMX Group CEO Thomas Kloet speak before they talk to an all-party committee of the Ontario provincial legislature in Toronto, March 2, 2011. Ontario lawmakers began their review of the London Stock Exchange's proposed takeover of TMX Group on Wednesday, the first in a series of steps in Canada to decide the fate of the transatlantic deal. REUTERS/Mark Blinch (CANADA - Tags: BUSINESS POLITICS)