The 17-year-old faces murder charges for killing two people and injuring a third during a protest in Kenosha, Wisconsin, this summer.
Dominick David Black bought the AR-style rifle allegedly used to kill two people during Kenosha protests because Rittenhouse wasn't old enough, authorities said.
The president's eldest son said he wasn't "jumping to a conclusion" on Kyle Rittenhouse, who killed two anti-racism protesters in Wisconsin.
"They’re an incredible family and what they’ve endured and they just do it with such dignity and grace," the Democratic vice presidential nominee told reporters.
The 29-year-old was shot in the back multiple times by a police officer in Kenosha, Wisconsin, last month.
Porche Bennet said she was supposed to read a list of demands from her organization, Black Lives Activists Kenosha, but she spoke from her heart instead.
The Democratic presidential nominee met with Blake's family in person during a trip to Kenosha that focused mainly on community healing.
Attorney General William Barr said he knows of statistics that show Black people being repeatedly treated differently than white people, but said, “I don’t think that that’s necessarily racism.”
The Democratic presidential nominee said he hoped to be a “positive influence” after a visit by Trump, who had been asked by local leaders to stay away.
The attorney general dismissed the idea of systemic racism in the justice system and claimed Jacob Blake was armed when police shot him.