Tyler Armstrong
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Nine-year-old scales Argentine peak

A nine-year-old boy from the United States has become the youngest person to reach the summit of Aconcagua, the highest mountain in the Americas.

A nine-year-old boy from the United States has become the youngest person to reach the summit of Aconcagua, the highest mountain in the Americas.

Tyler Armstrong climbed the mountain, in the Argentine Andes, with his father and Tibetan sherpa Lhawang Dhondup.