A 49-year-old Nepali Sherpa guide on Wednesday morning summited Mt. Everest for the 23rd time, bettering his own record set a year ago for the most visits to the world's highest peak.Kami Rita Sherpa reached the top of the 8,848-meter mountain at 7:50 a.m., Mira Acharya, a tourism ministry official, told Kyodo News by phone from the mountain's Base Camp. Except Sherpa, no one has climbed the mountain more than 21 times.Before leaving for the mountain last month, Sherpa told journalists in Kathmandu that he would retire only after climbing the mountain 25 times.Sherpa took advantage of the f…READ FULL ARTICLE