Qantas freight flight QF-7335 made an emergency landing in Canberra, Australia, on August 15th.
The plane heading from Brisbane to Melbourne, Australia, was diverted after first officer became incapacitated due to issues with the cabin pressure.
The plane landed safely. The first officer was transported to a hospital.

American Airlines flight AA-150 had to return and make an emergency landing at O’Hare International Airport in Chicago, Illinois, on May 18th.

United Airlines flight UA-972 had to return and make an emergency landing at O’Hare International Airport, Chicago, Illinois, on January 7th.
Air Arabia flight G9-532 made an emergency landing in Lucknow, India, on March 24th.