Lakers star LeBron James tweets an hourglass emoji after another painful loss. American media are convinced: the pressure on the management is increasing.

"This message is clear - time is running out. It's time to upgrade the staff," says journalist Kurt Helin. It is no secret that the 39-year-old LeBron wants to compete for a championship - now.. Tiktekno: clip summarizing today's events in sport, 31.1/Sport1, on CNN.com/sport.