Ex-Northampton Saints team manager Lennie Newman says George North's decision to return to Wales is "not the end of the world".
George North is to leave Northampton Saints and return to Wales on a national dual contract at the end of the season.
Bryce Heem scores a hat-trick of tries as Worcester beat Northampton for their first Premiership win of the season.
BBC Sport spends a day with England's Under-18 squad to find out how the next generation of rugby stars are being developed.
Audio & Video
Northampton Saints full-back Harry Mallinder talks about life in his adopted hometown and playing for his dad.
How to get into rugby union
How to get into rugby union - through the age groups up to the 15-player game or try rugby sevens, which made its Olympic debut in 2016.
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What's on BBC Sport this week
This week's sport on the BBC includes the first Test of the Ashes series, Rugby League World Cup semi-finals and the Abu Dhabi Grand Prix.