WASHINGTON // A Pakistani immigrant who hosted fundraisers for Sen. Hillary Rodham Clinton is being sought by the FBI on allegations that he funneled illegal contributions to Clinton's political action committee and to Sen. Barbara Boxer's 2004 re-election campaign. Authorities say Northridge, Calif., businessman Abdul Rehman Jinnah, 56, fled the country shortly after being indicted on charges of engineering more than $50,000 in illegal donations to the Democratic committees. A business associate charged as Jinnah's co-conspirator has entered a guilty plea and is scheduled to be sentenced in Los Angeles next week. ...The case has transformed Jinnah from a political...