Because the season focused on teams, if one person tapped out, their partner was also automatically disqualified . This led to a devastating early exit for Josh's brother, Brad, who was extracted despite being physically and mentally ready to continue. Survival Gear Spotlight

The premiere, which aired June 8, 2017, focused on the immediate physical and psychological toll of the new rules.

Despite having a partner, teams were still limited to 10 survival items total. For example, participants Brooke and Dave selected high-utility tools like a , along with 2 lbs of emergency rations.

In this "Lost & Found" edition, teams had to navigate a high-stakes reunion before they could even begin building a permanent base.

Watch the emotional moment Josh decides to tap out just hours into the first day, ending the journey for both himself and his brother: Alone: Josh Taps Out (Season 4, Episode 1) | History YouTube• Aug 21, 2017

In a surprising turn, Josh (part of the Whipple brother duo) tapped out on the very first day. After hiking for hours and failing to find a flat spot to rest, a minor ankle injury combined with mental exhaustion led him to call for extraction.

Shannon (part of a father-son duo) suffered a severe fall on wet seaweed and logs, injuring his back and reporting a loss of sensation in his feet.

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