AKIPRESS.COM - French President Francois Hollande has offered condolences to victims' families after a fatal helicopter crash in Argentina. Among the 10 dead were three French athletes who were filming a reality television show, reports DW.

The office of the French presidency confirmed late on Monday that sailor Florence Arthaud, boxer Alexis Vastine, and swimmer Camille Muffat (pictured above, left to right) had lost their lives alongside five other French nationals and two Argentineans in the crash.

"The sudden death of our fellow French nationals is a cause of immense sadness," President Hollande said in a statement released early on Tuesday in Paris.

According to local officials, two helicopters collided near to Villa Castelli, about 1,170km (720 miles) from Argentina's capital on at around 5.15 p.m. local time on Monday.

Both Muffat and Vastine were in their 20s - 25 and 28, respectively - and had participated in the 2012 London Summer Olympics. There, Muffat took home gold, silver and bronze medals. Vastine medaled four years previous in the 2008 Beijing games.

Arthaud, 57, had risen to international fame as one of the best sailors in the world. She won the prestigious Route du Rhum when she crossed the Atlantic solo in 1990.

The three athletes were due to began filming the popular reality television show 'Dropped' for French television channel TF1. The program sees two teams of celebrities dropped into a remote location where they must attempt to find food and shelter.

Fellow contestant and former footballer Sylvain Wiltord tweeted his condolences on Monday evening.

"I am sad for my friends, I'm trembling, I'm horrified, I'm lost for words, I don't want to say anything," the former Arsenal winger wrote.