Several Republican US senators are reluctant to give in to the idea that former President Donald Trump will be the GOP nominee, according to a Monday Politico report. Referring to the lawmakers as “still-on-the-fence Republicans,” Politico’s Burgess Everett reports although Nikki Haley “has no official Senate endorsements,” and “Trump has 27,” the former South Carolina governor still has secured a fanbase within the Senate. Senators Joni Ernst (R-IA) and Susan Collins (R-ME) both voiced their hopes that Haley stays in the race past the Tuesday, January 22 primary in New Hampshire. POLL: Should…