The recent debate over the nearly $900 billion economic stimulus plan and revelations of tax problems by three Obama administration appointees have voters angrily jamming phone lines on Capitol Hill to air their frustrations to their elected representatives. Voters are calling several congressional offices, complaining about stimulus negotations. Their reactions are putting pressure on Congress and benefiting watchdog groups on both sides of the political aisle. Capitol operators tell CNN Radio that phone lines have been jammed for the past two weeks, sometimes prompting busy signals. A spokeswoman for Sen. Jim Webb, D-Virginia, said calls on the sweeping stimulus plan...