Six-time All-Star forward Blake Griffin has officially announced his retirement from the NBA via Instagram. The decision marks the end of an illustrious career for Griffin, who was selected as the No. 1 overall pick by the Los Angeles Clippers in 2009 after an impressive college career at Oklahoma. Griffin earned numerous accolades during his […] The post SOURCE SPORTS: Blake Griffin Announces Retirement from NBA first appeared on The Source. Read this story