Raj Rajaratnam, the hedge fund billionaire, is set to face the court tomorrow in a trial expected to last two months. The co-founder of Galleon Group, who says he is innocent, is accused of making more than $34m through inside information. He is charged with 14 counts of conspiracy and securities fraud and faces more than 15 years in prison if he is convicted. He is one of 25 charged in the alleged trading ring. Of that group, 19 have pleaded guilty.