U.S. Sen. Bernie Sanders has privately voiced worries about the way Democratic presidential nominee Joe Biden has been campaigning as the race heads into its final weeks, according to a report. Sanders, who dropped out of the race in April and immediately endorsed Biden following a hard-fought Democratic primary battle last spring, has said he wishes Biden would focus more on kitchen table issues like higher wages, job growth and health care access in campaign stops rather than criticizing President Trump, the Washington Post reported, citing three sources familiar with his conversations. […] The independent senator from Vermont also believes...