Biden burns Sanders in chaotic Illinois primary — winning by 20-plus percentage points

Former Vice President Joe Biden tightened his grip on the Democratic presidential nomination on Tuesday, defeating Vermont Senator Bernie Sanders in Illinois with the help of African-American voters, women and voters over 45.

Biden led Sanders with 59.5% to 35.8% with 96% of the precincts reporting.

It was an unprecedented Election Day in Illinois — with delayed results, missing election judges, dwindling supplies of hand sanitizer and bickering over whether the state should even hold its primary during a global health pandemic.

Speaking in an address from his Delaware home,...