My dauter.drving on xprswaya drver in front of her hit a pot-hole in order to avoid an accidentmoved arnd him but did not hit anything.I turned on my carhrd a snd under the hood sonded lke muffler?

It sounds like your daughter had a close call while driving and swerved to avoid an accident, but thankfully did not hit anything. The sound you're hearing under the hood might indicate a problem with the exhaust system, possibly related to the muffler or another component. It would be a good idea to have a mechanic inspect the vehicle to ensure there’s no damage and to address any issues causing the noise. Safety is the priority, so getting it checked out soon is advisable.