An ad from the campaign of Republican Sen. Dan Sullivan in Alaska features a mother whose 22-year-old son died from fentanyl and who claims Democratic Senate candidate Mary Peltola took contributions from “liberals [who] opened our borders to the drug cartels” and then “voted with them against securing our border.” But the ad leaves out several important points of context.
Issues: immigration
Trump’s Numbers, October 2026 Update
FactChecking Trump’s Midterm Convention Speech
Rising Measles Cases Driven by Falling Vaccination, Not Illegal Immigration
Rep. Byron Donalds, a Republican from Florida who is running for governor, has blamed “rampant illegal immigration” during the Biden administration for measles outbreaks. But we found no link to illegal immigration in several recent large outbreaks, and infectious disease experts told us that the main driver of the cases is falling measles vaccination rates in the U.S.
The NRSC’s Weak Ties Between Brown and Deadly Interstate Crash in Ohio
In the Ohio Senate race, a Republican ad blames former Sen. Sherrod Brown for a deadly crash in April on an Ohio interstate in which an immigrant was charged with vehicular homicide. But there’s no evidence of any tie between Brown’s votes on immigration, as the ad suggests, and the suspect in this incident.
Trump’s Numbers, July 2026 Update
Democrats’ and Republicans’ Screwworm Blame Spin
Politicians of both political parties have blamed either the Trump or the Biden administration for the arrival of the New World screwworm, a flesh-eating fly that affects the cattle industry, in the U.S. after decades of eradication. But experts say the reasons are different or more complicated than either side is saying — and that it’s no one administration’s fault.









