Intensive Search Underway for Retired British Doctor Missing in French Pyrenees

Tom Doherty, 67, sent distress messages to family before disappearing during solo hike; search hampered by poor weather conditions.

French authorities have deployed helicopters and dogs in the search for Tom Doherty, missing since Tuesday.
The retired doctor sent a WhatsApp message to his family saying he had fallen and couldn't move.
Doherty's tent and car have been found, but foggy conditions are making the search difficult.
His family, including his wife and daughter, have joined the search efforts in France.
Doherty, a respected consultant in tropical medicine, has been living in France since retiring a decade ago.