The Senate Judiciary Committee on Thursday approved a bill to require radio stations to pay royalties to performers when their music is aired, a top priority for the recording industry. The Senate committee vote marks the furthest congressional progress yet for the measure, although it is still far from becoming law. Broadcast radio stations now pay song royalties to songwriters and producers, but they don't pay performance fees for playing the artists' music. In contrast, cable, satellite and Internet radio pay performance royalties. Under the bill, large radio companies such as Clear Channel Communications Inc. and Cox Radio Inc. would...