Middlesbrough are set to complete their third signing of the 2024 summer transfer window next week. Michael Carrick is gearing up for a third season at the Riverside Stadium following 4th and 8th place finishes in the previous two Championship campaigns. As Carrick aims to secure a return to the Premier League at the third time of asking, Middlesbrough have already been active on the transfer front this month. Luke Ayling was the Teesside outfit’s first signing of the summer, making a permanent switch to Middlesbrough after impressing on loan from Leeds United last term. With the right-back ar…