The former owner of Texas Avenue Chiropractic clinic in Bryan has been sentenced to nearly seven years in federal prison for engaging in a conspiracy to defraud various automobile insurance companies of more than $3 million via the U.S. Postal Service, announced U.S. Attorney Kenneth Magidson. Edward Graham, 38, was convicted by a Houston federal jury in October 2013 after only four hours of deliberation.Today, U.S. District Judge Kenneth Hoyt ordered Graham to serve a sentence of 80 months in federal prison to be immediately followed by three years of supervised release.