Aviation accidents and incidents
The chartered plane took a nosedive into the sea near Cancun.
Barnes, whose firm was known for its ads and catchy jingle, died in a small plane crash along with his niece, Elizabeth Barnes.
Iran's state-run media said the crash is suspected to have been caused by mechanical issues.
Local authorities had earlier put the death toll at 15, but the Interior Ministry of the Central Asian nation later revised the figure downward, without explaining.
WHAT'S HAPPENING
The pilot and two children were among the dead, officials said.
Pilot Jerry Naylor's dog, Jasmine, may have interfered with the controls, leading to him losing control of the plane.
Will Byler and Bailee Ackerman Byler had only just tied the knot when the helicopter they were traveling in crashed.
The 22-meter long object was discovered in waters about 32 meters deep, and a sonar is being used to identify it.
The National Search and Rescue Agency said that 10 intact bodies, as well as body parts, have been recovered.
No one was injured in the metaphor.