Political roundtable: Maine Senate race heats up as Graham Platner takes on Sen. Susan Collins

Democratic challenger Graham Plattner and Republican Sen. Susan Collins have advanced to Maine's general election, setting up one of the most closely watched and expensive Senate races in the country. Scripps News Senior Congressional Correspondent Nate Reed reports from Maine on the flood of campaign ads already hitting voters, how Republicans are targeting Plattner's past controversies, and why both parties are expected to spend millions in the battle for a critical Senate seat. ------------------------------------- Follow Scripps News on other platforms— Join our newsletter at https://bit.ly/2q1tepr Follow us on Facebook: https://www.facebook.com/scrippsnews/ Follow us on X: https://x.com/scrippsnews Follow us on Instagram: https://www.instagram.com/scrippsnews/ Follow us on TikTok: https://www.tiktok.com/@scrippsnews