Yahoo!7 News | Senate blocks mining tax repeal again ABC Online MARK COLVIN: The fate of flight MH-17 overshadowed a rare Friday sitting of Federal Parliament. Parliamentarians have now begun their long winter break, but not before the Senate again thwarted the Government's bid to repeal the mining tax. Senate digs in its heels on mining tax Mining tax survives after Senate rejects government plan to axe Schoolkids Bonus |