08:07 AM ET 10.01 | For the second time in as many seasons, Dwyane Wade's preseason has been undone by his own legs, and this time it's his knee. Four to six weeks was the projected recovery time. Training camp began Saturday, marking 11 1/2 weeks of Wade's rehabilitation from arthroscopic surgery on his left knee. He will miss preseason games, perhaps all of them. ... The Heat will not admit it publicly, but there are concerns among those in the organization about the second half of Wade's Hall of Fame career. Reckless abandon on the court made him famous and made him rich and made him loved in his adopted city of Miami, but now it's making him and the Heat refocus their expectations. Wade is only 30 years old, but it's an old 30.