Donald Trump (left) and Robert F. Kennedy Jr. (right).
  • Conventional wisdom suggests that RFK Jr.'s presidential campaign could stop Biden from reelection.
  • A recent poll, however, shows the long shot campaign may have the opposite effect.
  • Biden leads Trump in an NBC News survey when third-party candidates are in the mix.

Former President Donald Trump's allies may end up regretting Robert F. Kennedy Jr.'s long shot presidential campaign.

A new poll by NBC News shows that while some conventional wisdom labels Kennedy as more of a threat to President Joe Biden's reelection, that may not actually be the case.