
What: Pinnacle Airlines Canadair CRJ-200 on behalf of Northwest Airlines, flight 9E-2515/NW-2515 from Oklahoma City,OK to Detroit,MI
Where: Indianapolis
When: Tuesday (3 minutes later)
Who: 26 passengers on board
Why: When cabin pressure problems were indicated (possibly originating with the seal around the aircraft’s windshield) the plane had to proceed with an emergency landing at the Indianapolis airport, where the plane taxied to the gate and were able to disembark normally.
What: Pinnacle Airlines Canadair CRJ-200 on behalf of Northwest Airlines, flight 9E-2544/NW-2544 from Detroit,MI to St. Louis,MO
Where: Indianapolis
When: Tuesday (3 minutes earlier)
Who: 18 passengers on board
Why: Flight diverted when the window developed a crack

Qatar Airways flight QR-964 had to make an emergency landing at Rajiv Gandhi International Airport in Hyderabad, India, on August 26th.
Icelandair flight FI-554 made an emergency landing in Brussels. Belgium, on March 10th.
TAAG Angola Airlines flight DT-655 had to divert and make an emergency landing in Lisbon, Portugal, on October 1st.
WestJet flight 1402 had to return and make an emergency landing in Calgary, Alberta, Canada, on February 2nd.