May 12- Tony Stark's superpowers lifted blockbuster "Iron Man 3" back to the top of movie charts in the United States and Canada, beating out a strong debut over the weekend for lavish Jazz Age drama "The Great Gatsby."
By Timothy Heritage and Maria Tsvetkova. MOSCOW, May 7- Russian media magnate Alexander Lebedev said as he went on trial on Tuesday that he expected to be jailed over a televised punch-up which he says is a pretext to punish him for criticising the Kremlin.
MOSCOW, May 7- Russian media magnate Alexander Lebedev goes on trial on Tuesday in a case he portrays as President Vladimir Putin's revenge for criticising the Kremlin and a warning to other rich businessmen.