 Lockhart played in the NFL for 9 seasons (7 with the Cowboys, 2 with the Patriots), started 117 games, recorded over 1,001 tackles, 16 sacks, and 6 interceptions (1 returned for a TD).In 2009, Lockhart and eight others were indicted on Federal charges of organizing a $20 million mortgage fraud scheme in the Dallas, Texas area.In late 2012, Lockhart was convicted and sentenced to 54 months in prison for the fraud.