Garang Kuol and Yankuba Minteh are the most prominent examples of this policy, with Hernes joining other recent recruits Reece Byrne and Cathal Heffernan in the youth setup this term.

Source: https://www.chroniclelive.co.uk/sport/football/football-news/newcastle-deadline-transfer-travis-hernes-27661965

In a double blow, Newcastle do not have a recall clause for Yankuba Minteh, the 18-year-old winger who is on loan at Feyenoord.

Source: https://www.dailymail.co.uk/sport/football/article-12868401/Newcastle-38m-Harvey-Barnes-surgery-setback-recovery-foot-injury.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

It might have been billed as a 'dead-rubber' before kick-off but both sides displayed a strong hunger to win the match with Luis Palma's first-half penalty cancelled out by Yankuba Minteh's driven effort before Lagerbielke's last-gasp goal.

Source: https://www.glasgowworld.com/sport/football/celtic/brendan-rodgers-demands-celtic-transfer-reinforcements-to-land-greater-blow-in-future-champions-league-matches-4446085