Patricia Cornwall (pictured in her mugshot) has been arrested for attacking an 80-year-old passenger on a flight  A high-flying realtor who worked for Coldwell Banker and Berkshire Hathaway in California has been revealed as the ‘Delta Karen’ who was arrested by the FBI for attacking an 80-year-old passenger on a plane after he removed his face mask to eat – while she was herself maskless.  Patricia Cornwall, a real estate agent previously based in Los Angeles, who in the 1990s was a member of the Raiderettes cheerleaders for the then-LA-based NFL team, was identified as the unruly passenger on the Thursday flight from Tampa to Atlanta when the altercation took place.…