On September 15, NBA veteran Dennis Schroder is celebrating his 29th birthday. However, he is still remains a free agent. Over his career, he has played for the Atlanta Hawks, Oklahoma City Thunder, Los Angeles Lakers, Boston Celtics and Houston Rockets. View the original article to see embedded media. Even though the NBA season is just 33 days away from tipping off, they are still plenty of veteran free agents available. Training camps will begin in less than two weeks, so there will likely be an abundance of roster moves as the month goes on. On Thursday, September 15, Dennis…