From Boar's Head deli meat and waffles to McDonald's Quarter Pounders, this year's illness outbreaks — some deadly — and food recalls may have Americans wondering whether there are new risks in the U.S. food supply.

But experts say it's business as usual when it comes to the complicated task of keeping food safe.

DETROIT (AP) — The U.S. government's road safety agency is investigating Tesla's “Full Self-Driving” system after getting reports of crashes in low-visibility conditions, including one that killed a pedestrian.

The National Highway Traffic Safety Administration says in documents that it opened the probe on Thursday after the company reported four crashes when Teslas encountered sun glare, fog and airborne dust.

The state of Iowa, where nursing homes have compiled one of the nation’s worst records for staffing-level violations, has joined 19 other states in suing the Biden administration to block the implementation of new staffing requirements. Those states include Nebraska.