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i'm alison kosik in new york, and this is "cnn newsroom." olympic competitions are in full swing in tokyo with the long-awaited start of the 2020 summer games. china has claimed the first two gold medals in women's ten-meter air rifle and women's a's weightlifting. even as fireworks opened the games the virus that stopped them a year ago remains as dangerous as ever. officials have documented 127 cases connected to the games including 17 in the past day. a dutch rower and portuguese surfer are latest forced out by a positive test. cnn is live in japan, and "world sport" from atlanta. hello, let's start with, blake. i know that you are at one of