Southwest Airlines flight WN-4187 had to make an emergency landing in Milwaukee, Wisconsin, on May 30th.
The plane, heading from Grand Rapids, Michigan, to Denver, Colorado, was diverted after the crew reported an unusual odor in the cabin.
The plane landed safely. All 133 people aboard remained unhurt.
Mechanics found that a small loose hose was the source of odor.


Swiss Global Air Lines flight LX-528 had to divert and make an emergency landing in Zurich, Switzerland, on June 20th.
IndiGo Airlines flight 6E-248 had to reject take off from Mumbai, India, on January 21st.