He just wants to grandstand and make it appear to be something.
Via Daily Wire:
Democratic Sen. Cory Booker, expected to run for president in 2020, said on Thursday that he will release a “confidential” email he claims shows Judge Brett Kavanaugh talking about racial profiling — and urged Republicans to try to expel him for violating Senate rules.
“Bring it,” a defiant Booker said. “I’m going to release the email about racial profiling,” the New Jersey Democrat said as the third day of Kavanaugh’s Supreme Court confirmation hearings began in the Senate Judiciary Committee.
Booker on Wednesday had asked Kavanaugh about a 2002 document in which, Booker claimed, the then-aide to President George W. Bush considered using racial profiling as a tool to battle terrorism after the terrorist attacks of September 11.