Odaily Planet Daily News: The three major U.S. stock indexes opened higher, with the Dow Jones Industrial Average up 0.20%, the Nasdaq up 0.50%, and the S&P 500 up 0.38%. Bitcoin hit $70,000 again after nearly two months, and blockchain concept stocks generally rose, with Marathon Digital up more than 4%, and MicroStrategy and Coinbase up more than 3%. (Every Jingwang)