“Ringing Off the Hook: Examining the Proliferation of Unwanted Calls,” a hearing held June 10, 2015 (witness statements available in .pdf format, video of the full hearing available in Flash format, running time 1 hour 22 minutes). Note: Hearing begins at the 15:55 mark.
www.aging.senate.gov/hearings/ringing-off-the-hook_examining-the-proliferation-of-unwanted-calls