The Miami Heat have decided to exercise their team option to keep starting point guard Mario Chalmers for the 2013-14 season. Heat President Pat Riley made the announcement on Wednesday. Chalmers is due to make $4 million this coming season, which will be his sixth with the Heat. Read more: http://www.insidehoops.com/blog/?p=13577#ixzz2XN4LFfRi