PORTLAND, Maine (AP) — Maine Gov. Janet Mills on Thursday dropped her bid for the U.S. Senate just weeks before the Democratic primary in a race that reflected an internal party debate over how to win one of this year’s most competitive Senate seats. “While I have the drive and passion, commitment and experience, and above all else – the fight – to continue on, I very simply do not have the one thing that political campaigns unfortunately require today: the financial resources,” Mills said in a statement. “That is why today I have made the incredibly difficult decision to suspend my campaign for the United States Senate.” Mills, a two-term governor and longtime Maine politician, was seen as one of Democrats’ top 2026 recruits when she entered the Senate race last year. She had the backing of Senate Minority Leader Chuck Schumer and prominent left-leaning advocacy groups hoping to unseat Republican Sen. Susan Collins and help the party win control of the closely divided Senate.…