Indianapolis International Airport is starting to use electric buses for shuttling passengers between its terminal and parking lots.
Public perception is that merging airlines means problems, but the research shows mergers actually seemed to help improve on-time performance.
The money was announced this week by the U.S. Department of Transportation as part of $527.8 million in grants to airports across the country.
The protest at the Indianapolis International Airport was one of several held in the state this weekend.
Customs agents at Indianapolis International Airport detained and questioned Christine Von Der Haar in 2012.
Authorities confiscated three guns, one of which was loaded, from two passengers at Indianapolis International Airport on Wednesday morning.
The man visited the airport on Aug. 22 when he was contagious with the measles.
Delta plans to introduce weekly routes to Montego Bay, Jamaica, and Nassau, Bahamas, just before Christmas.
Non-frequent flyers will be able to join the program for $85 for a five-year membership.
The lease is more than a revenue source, but also an incentive to keep Terre Haute International Airport's air traffic control tower secured.