James powers Cavs to 2-0 lead over Hawks in East finalsLeBron James scored 30 points and the Cavaliers took total command of the Eastern Conference finals even without injured star Kyrie Irving, beating the Hawks 94-82 on Friday night for a 2-0 lead with the series heading to Ohio."How much does it help to have LeBron on your team?" Cleveland head coach David Blatt said, repeating a question incredulously.James scored 11 points, the Hawks shot just 32 percent (7-for-22), and Cleveland led by as many as 20.The final margin, with backups on the court, was as close as the Hawks had been since midway through the third."In the playoffs, it takes more," Atlanta head coach Mike Budenholzer said.[...] the Cavaliers cruised to their second straight win in Atlanta.James assumed many of the ball-handling duties, taking advantage of DeMarre Carroll, Atlanta's top defender, being at less than 100 percent.Carroll started after being carried off the court just two nights earlier, but he hardly looked like the "Junkyard Dog."At less than full speed, Carroll had no chance trying to guard James, who made 10 of 22 shots and added 11 assists and nine rebounds.Iman Shumpert knocked down four...