Update The ground stop was lifted around 7:50 a.m., according to an updated advisory from the Federal Aviation Administration. Officials with the Indianapolis airport said that the groundings caused a ripple effect and they are "working to get their flights out as soon as possible." In a statement from American Airlines on social media at 10:32 a.m., officials said that they resolved a vendor technology issue that "briefly affected flights this morning." "We sincerely apologize to our customers for the inconvenience," the airline wrote. Original Story INDIANAPOLIS -- A technical issue has impacted American Airlines flights across the United States, including ones coming into and out of Indianapolis. In a statement on social media, officials with the airline said that they are "experiencing a technical issue with all American Airlines flights." According to an Air Traffic Control System Command Center advisory from the Federal Aviation Administration issued on Tuesday morning, a nationwide ground stop for American Airlines was issued by the company's request. As of 7:55 a.m., four American Airlines flights to Indianapolis have been delayed, according to the Indianapolis Airport's website, including: AA 4340 from Washington D.C. expected to arrive at 9:48 a.m. AA 2456 from Dallas-Fort Worth, expected to arrive at 10:22 a.m. AA 4725 from Boston, expected to arrive at 10:34 a.m. AA 2085 from Charlotte, expected to arrive at 11:22 a.m. According to the Indianapolis Airport's website, AA 2975 from Indianapolis to Chicago has been delayed. As the ground stop continues, it is expected for more flights to be impacted. Click here for up to date information on arrivals and departures of American Airlines flights in Indianapolis. This story will be updated as more information becomes available.