Glendale basketball coach Art Samontina lost his 6-year-old son to pneumonia, but then his other son, Jacob, helped him with his grief. For nearly 10 minutes last June, Glendale High basketball coach Art Samontina watched on his cell phone in horror as his 6-year-old son, who had pneumonia, stopped breathing and doctors tried to revive him. Josh Ballard, Glendale’s top …