Mount Everest
The possible reversal follows concerns over a record number of climbing permits issued, including to those lacking experience.
Christopher John Kulish, 61, ascended the more than 29,000-foot peak on Monday, but died suddenly while coming down.
Only people with proper mountaineering permits and select researchers will reportedly be able to access the base camp on the Chinese side.
WHAT'S HAPPENING
An American doctor was among those who died.
From the juggle to baby-proofing, smooth your move with these tips.
It took three weeks for the duo to get to Everest Base Camp.
The 40-year-old was preparing to scale the world's highest mountain when he slipped, officials there said.
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