Donald Trump started to bounce back in the betting markets after a stunning poll led to his election odds plummeting. A Des Moines Register poll, released on Saturday night, sent shockwaves through the markets after it showed Trump losing the red state of Iowa to Kamala Harris. It triggered a flood of wagers on Harris to win the U.S. election, and Trump's odds tanked on an array of betting and prediction markets - including Kalshi, Polymarket and Predictit. Harris even overtook Trump as the favorite for the White House on Kalshi. However, on Sunday, markets appeared to be correcting slightly...