Pats add Jonnu Smith in 1st big upgrade since Gronk's exit

FILE - Tennessee Titans tight end Jonnu Smith (81) makes a touchdown catch against Baltimore Ravens cornerback Brandon Carr (39) during the first half an NFL divisional playoff football game in Baltimore, in this Saturday, Jan. 11, 2020, file photo. The Patriots have agreed to sign free agent tight end Jonnu Smith in their biggest move to date to fill the void created by the departure of Rob Gronkowski. Smith, who was selected by the Titans in the third round of the 2017 draft, agreed Monday, March 15, 2021, to a four-year, $50 million deal, his agent Drew Rosenhaus told The Associated Press. (AP Photo/Julio Cortez, FIle)

FILE - Tennessee Titans tight end Jonnu Smith (81) celebrates after scoring a touchdown on a 7-yard pass reception against the Buffalo Bills in the second half of an NFL football game in Nashville, Tenn., in this Tuesday, Oct. 13, 2020, file photo. The Patriots have agreed to sign free agent tight end Jonnu Smith in their biggest move to date to fill the void created by the departure of Rob Gronkowski. Smith, who was selected by the Titans in the third round of the 2017 draft, agreed Monday, March 15, 2021, to a four-year, $50 million deal, his agent Drew Rosenhaus told The Associated Press. (AP Photo/Mark Zaleski, File)

FILE - Tennessee Titans tight end Jonnu Smith (81) looks on at halftime of an NFL football game against the Baltimore Ravens in Baltimore, in this Sunday, Nov. 22, 2020, fikle photo. The Patriots have agreed to sign free agent tight end Jonnu Smith in their biggest move to date to fill the void created by the departure of Rob Gronkowski. Smith, who was selected by the Titans in the third round of the 2017 draft, agreed Monday, March 15, 2021, to a four-year, $50 million deal, his agent Drew Rosenhaus told The Associated Press. (AP Photo/Terrance Williams, File)