The Lions today inked seventh-round tight end Dan Gronkowski to a three-year, $1.21 million deal, that according to Adam Caplan of Scout.com. The report says that he gets a signing bonus of about $26,000. As a senior at the University of Maryland, he caught a career-high 29 passes for 287 yards and three touchdowns. For his career, the 6?5,” 256-pounder caught 40 passes for 401 yards and four touchdowns.