Bishop Justin Welby named as next Archbishop of Canterbury

Key Points

• Bishop of Durham Justin Welby says it was "astonishing and exciting" to be named as the next Archbishop of Canterbury
• The 56-year-old former oil executive will replace Dr Rowan Williams, who steps down next month after 10 years in the post
• Prime Minister David Cameron congratulates and welcomes Bishop Welby, wishing him "success in his new role"