TOKYO (AP) — The Tokyo Olympics are about to open and predicting the overall medal count will be more difficult than usual because of the pandemic and the absence of many qualifying events over the last year. The United States is picked to win the most overall medals in a forecast done by Gracenote. The Americans are also picked to win the most gold medals. After that the picking gets more difficult. China would normally be the next pick but many athletes from the country have appeared in few international events since the pandemic. Russia, host nation Japan and Britain are expected to be among the top five.