Indeed there is: https://www.bloomberg.com/features/2016-how-to-fix-sprint/ (January 26, 2016)
"The mahogany castle now stands empty. Claure works in another building on a floor of low-slung cubicles and conference rooms named for U.S. cities. His desk faces a huge wall screen displaying Sprint’s customer gains and losses, updated every two hours."
"The numbers in black (good) and red (bad) are vetted each day at a meeting attended by all top executives and run by Claure. “If you aren’t hitting your marks, you’re expected to come in with a plan to fix it,” says Kevin Crull, president of Sprint’s 15-state central area. “There’s patience for your plan as long as it’s measured in hours and days, not weeks and months.”"