MPs have dispatched the deputy serjeant at arms of the House of Commons to…deliver a summons in person to Rupert Murdoch and his son James to insist they turn up to give evidence to a select committee over the phone- hacking scandal…Rebekah Brooks…chief executive of News International, agreed on Thursday morning to attend and face MPs at the session being held next Tuesday…With just one out of three of the senior executives agreeing to appear…MPs took the rare step of issuing a summons to compel the Murdochs to attend…Rupert Murdoch wrote a letter to the committee, declining to give evidence in person to next week's session…His son James wrote a separate letter in which he said would not be available to attend the session planned for 19 July…Only Brooks, a British citizen, bowed to pressure from parliament to take responsibility by attending the parliamentary committee to account for events that took place under her watch.