The new, young crown prince reshaping Saudi Arabia

The young prince named heir to Saudi Arabia's throne has built a reputation as a bold reformer intent on weaning the kingdom off oil and driving a far more aggressive foreign policy to counter the influence of arch-rival Iran.Mohammed bin Salman, 31, was appointed crown prince by his father King Salman on Wednesday, replacing his cousin who is 26 years his senior.If Mohammed bin Salman becomes king in his 30s, he would be the youngest monarch of the modern state.