On Tuesday night, his wait will end when almost 1,900 fervent Sanders supporters will vote for his nomination as the party's presidential nominee.
On Monday evening, police cited 54 people for disorderly conduct for trying to climb the barricades outside the convention centre during a pro-Sanders protest that reflected the tensions inside the hall between the Vermont senator's supporters and Clinton's.
"Hillary is uniquely qualified to seize the opportunities and reduce the risks we face, and she is still the best darn change-maker I have ever known", he said.
On Sunday, Wasserman Schultz said she will resign as head of the DNC in response to leaked emails that show committee officials worked to undermine Sanders' his campaign when he and Clinton were competing for the Democratic nomination.
Clinton has made gun safety a foundation of her presidential campaign, vowing to push for expanded criminal background checks and a renewal of a ban on assault weapons.
Former Democratic presidential candidate, Sen.
"I think that this election was rigged", said Angie Morelli, 33, a Sanders delegate from Nevada.
But Trump, who has never held elective office, got a boost in opinion polls from his nomination at the Republican convention last week.
"We all have this unrealistic dream that democracy is alive in America", said Debra Dilks, of Boonville, Missouri, who said she wasn't sure she'll vote in November. Bernard Sanders, Mrs. Clinton's opponent during the primaries, capped the vote by officially moving that the tally be suspended and she be confirmed by acclimation. Bernie himself was booed by his fans Monday morning, after telling a crowd, "We must vote for Hillary Clinton".
Outlining his wife's accomplishments as a US senator for NY and as secretary of state, Clinton asked rhetorically, "How do you square that with what was said about her at the Republican convention?"
The delegates and supporters walked out of Tuesday's Democratic National Convention chanting "The World is Watching" and marched straight into the press area, where the police barricaded them in the room for about an hour until the situation was diffused. Still, several hundred people gathered at Philadelphia's City Hall under a blazing sun on Tuesday chanting "Bernie or bust". Eight years ago they made then-candidate Barack Obama the first major-party black nominee.
The stakes for him are particularly high following his much-criticized decision to meet privately with Attorney General Loretta Lynch in the middle of the FBI's investigation into his wife's email use at the State Department.