A lawsuit has been filed by FlightAware, a flight-tracking service, against Kalshi, a prediction markets company. The lawsuit accuses Kalshi of using FlightAware's data and name for certain activities.

The activities in question involve markets related to flight cancellations. Further details about the lawsuit and the allegations against Kalshi are available from the source.

The lawsuit was reported on August 11, but additional information about the case is not provided in the available summary. For more information, readers can refer to the original report from Reuters.