Welcome to From the Politics Desk , a daily newsletter that brings you the NBC News Politics team’s latest reporting and analysis from the White House, Capitol Hill and the campaign trail.

In today’s edition, Sahil Kapur talks to Maine Democratic Senate candidate Graham Platner about he sees himself as an heir to Bernie Sanders’ legacy. Plus, Andrea Mitchell breaks down the on-again, off-again negotiations with Iran.

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— Adam Wollner

Graham Platner lays out what kind of senator he would be

By Sahil Kapur

YORK, Maine — Graham Platner says he will push Democrats to rethink their vision of power and pursue an aggressive agenda if he’s elected the next U.S.…