Free-agents FBs Derrick Coleman (Seahawks) and Soma Vainuku (Texans) were signed by the Atlanta Falcons Tuesday, March 21.

New Orleans Saints CB Sterling Moore agreed to re-sign to a one-year deal Tuesday, March 21. Financial terms were not disclosed.

Free-agent DT Tyson Alualu (Jaguars) signed a two-year contract with the Pittsburgh Steelers Tuesday, March 21, according to a source. Financial terms were not disclosed.

Miami Dolphins LB Kiko Alonso’s three-year extension is worth $25 million, contrary to a previous report. In total, the deal is worth $28.8 million over four years.

Updating a previous report, Miami Dolphins LB Kiko Alonso’s contract extension is three years in length and worth $29 million. It includes $18.5 million guaranteed, according to a source.

Miami Dolphins LB Kiko Alonso’s contract extension is being finalized, according to a source. Details of the extension were not yet disclosed.

Carolina Panthers DE Charles X. Johnson (back) underwent surgery on his injured back Tuesday, March 21. WR Damiere Byrd (knee) will have surgery on his injured left knee Thursday, March 23. Both players will not participate in the Panthers’ offseason program, but they are expected to be ready for training camp.

Carolina Panthers QB Cam Newton (shoulder) will undergo surgery on a partially torn rotator cuff Thursday, March 30. The procedure is expected to sideline Newton for about four months.

Washington CB Sidney Jones (Achilles’) underwent surgery on his torn Achilles’ tendon Tuesday, March 21. He is expected to begin running in four months.

North Carolina QB Mitchell Trubisky participated at his school’s pro day Tuesday, March 21, and completed 54-for-63 passing. Five of the attempts sailed high, and three were catchable drops. He displayed arm strength, accuracy and mobility.