Former trader Tom Hayes arrives at Southwark Crown Court in London, Britain July 30, 2015. The jury in the London trial of former trader Tom Hayes, who is charged with eight counts of conspiracy to defraud by manipulating global Libor interest rates, is considering its verdict after hearing nine weeks of evidence. Hayes, a 35 year old former UBS and Citigroup yen derivatives trader based in Tokyo, pleaded not guilty to charges he conspired to rig the London interbank offered rate (Libor), a benchmark for $450 trillion of financial contracts and loans worldwide, between 2006 and 2010. REUTERS/Peter Nicholls