President Biden's campaign has stepped up attacks on former President Donald Trump with a $14 million ad buy in battleground states. Trump, meanwhile, is making an appeal to Libertarian voters this weekend. Natalie Brand has more on the presidential race.
A trader exploited thin weekend liquidity and automated market-making bots on Polymarket to lock in a $233,000 profit, sparking debate over whether the strategy crossed the line into market manipulati...