Before arriving for his high-stakes summit with Chinese leader Xi Jinping, United States President Donald Trump aimed to set expectations high. He said he would urge Xi to “open up” China’s economy and announced a delegation of top business executives, including Tesla’s Elon Musk, Apple’s Tim Cook and Nvidia’s Jensen Huang, to accompany him. Recommended Stories list of 4 items list 1 of 4 Closing arguments begin in Elon Musk’s landmark lawsuit against OpenAI list 2 of 4 Cuba’s Diaz-Canel open to US aid amid worsening fuel crisis, blackouts list 3 of 4 UN aid convoy hit by drone strikes in Ukraine’s Kherson list 4 of 4 Explosions heard as mining groups stage antigovernment protest in Bolivia end of list As Trump and Xi prepare to wrap up two days of meetings on Friday, the expectations for their summit’s outcome among observers generally are modest at best.…