Two Democratic Senate candidates are facing increased scrutiny over their past statements as they compete in closely watched primary races.

In Maine, Governor Janet Mills is challenging Graham Platner for the Democratic Senate nomination to face incumbent Republican Susan Collins. Mills has criticized Platner over what she characterizes as offensive online remarks from his past, arguing that these statements could make him vulnerable in the general election against Collins.

Platner has defended himself by positioning his candidacy as the safer choice in an environment of anti-establishment sentiment. He contends that his outsider status could be an advantage against the longtime incumbent senator.

Meanwhile, in Michigan, Democratic Senate candidate Abdul El-Sayed is facing criticism over leaked audio recordings. According to reports, the audio captures El-Sayed discussing his reluctance to comment on the death of Iranian Supreme Leader Ali Khamenei, with the context suggesting concerns about voter reaction in Dearborn, which has a significant Middle Eastern population.

Both situations highlight the challenges facing Democratic candidates as they navigate primary contests while preparing for potentially competitive general election races. The candidates' responses to these controversies could influence their viability in the Democratic primaries and their potential matchups against Republican opponents.

The Maine and Michigan Senate races are being closely watched as Democrats seek to maintain their narrow majority in the Senate ahead of the upcoming election cycle.