Nike's new CEO, Elliot Hill, admitted things "haven't been easy" for the brand in a message to staff.Hill, a Nike veteran, will replace John Donahoe as CEO.He said employees need to show "speed and urgency" to turn the sneaker brand around. 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 ...