In his first comments about a possible running mate, Republican front-runner Donald Trump said Saturday that former Massachusetts Sen. Scott Brown would make a "very good" vice president."Vice president. Hey, that sounds like it could — hey, hey — very good," Trump said at a rally in Portsmouth, N.H. that was hosted by Brown, The Hill reports. Trump made the remark after he asked Brown whether he would consider running for office again and a member of the audience raised the idea of a Trump-Brown ticket, according to the Hill."Hey, you know what?" Trump added. "And he’s central casting. Look at that guy. Central casting."He's great. Great guy and a great, beautiful, great wife and family," the developer said. "So important."Brown moved to New Hampshire to challenge Democratic Sen. Jeanne Shaheen in 2014, but he lost in a close race, the Hill reports.In 2010, Brown won a special election succeed former Sen. Ted Kennedy, who died while in office, before losing to Democrat Sen. Elizabeth Warren in 2012.Trump was in the Granite State to participate in Brown's "No BS Backyard BBQ" event, the Hill reports. Rival Sen. Ted Cruz will also be a part of a rally Brown will attend this weekend.