Getty Patriots first-round pick Caleb Lomu remains unsigned as New England opens rookie minicamp, creating fresh attention around the team’s top offseason addition. The Patriots opened rookie minicamp Friday without first-round pick Caleb Lomu under contract, creating fresh concern around one of the franchise’s most important offseason additions. Lomu was selected 28th overall out of Utah State when New England traded up with the Buffalo Bills on draft night to land the offensive tackle, yet he