It's the first day for Nike's new CEO. He has a long road ahead.

Nike veteran Elliott Hill started as the new CEO on Monday.Hill takes the helm as the company is facing multiple challenges.Nike said it's aiming to boost innovation and reduce reliance on retro styles for future growth. Sign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. Read preview Thanks for signing up! Go to newsletter preferences Thanks for signing up! Access your favorite topics in a personalized feed while you're on the go. Email ...