Josh Giddey has spent the summer working on his game ahead of the NBA season, after the 22-year-old signed a new deal with the Chicago Bulls. (2:17)Open Extended ReactionsJosh Giddey has signed his new contract, and is relishing the opportunity to prove he's worth it. "Any time you're a free agent, that kind of looms over you for a while," Giddey said. "I think a lot of it comes with confidence, and I got that probably around the trade deadline," Giddey said. "We wanted to hone in on a lot of stuff off the bounce, creation stuff off the bounce," Giddey said.