ROBERT SIEGEL, HOST:
While Radio Liberty struggles to reinvent itself, this week brought a big announcement from a group that has dominated the radio for half a century.
SIR MICK JAGGER: Soon we'll be back on stage playing for you in two cities that know how to rock and roll.
SIEGEL: That's the Rolling Stones announcing a new concert tour to celebrate their 50th anniversary. They've scheduled four shows so far, starting next month, two in Newark, New Jersey and two in their hometown of London.
MELISSA BLOCK, HOST: