A member of the Qatari royal family is facing arrest and imprisonment in the UK after he failed to turn up to court over a $6 billion debt. Sheikh Fahad Ahmed Bin Mohammed Al-Thani is accused of owing the vast sum over the collapse of a deal to build luxury resorts in Libya and Europe. An original debt of $900m has since ballooned to $6bn (£4.7bn), making it what is thought to be the biggest single debt owed by an individual in English legal history. His creditors even turned to Tony Blair to try and negotiate a settlement with Qatar’s ruling al-Thani family, but when that failed they went to the High Court in Manchester to try and win their money back. They claim that the sheikh has refused to engage in the English court proceedings and on Thursday a judge issued an arrest warrant for him. The case is likely to cause serious embarrassment to Qatar’s royal family and risks a diplomatic row with the UK. Al-Thani, 64, is a cousin of Sheikh Hamad bin Jassim bin Jaber Al Thani – also known as HBJ – who is a former prime minister and was regarded as one of the...