Sister hears from journalist held in N. Korea

After weeks of silence, the sister of one of the two American journalists imprisoned in North Korea finally got a phone call. "It was only the first time I had heard her voice in weeks. ... I was so relieved but I feel so helpless," Lisa Ling, a CNN contributor, told affiliate KOVR in an interview Wednesday. "Because as an older sister, a best friend, a self-professed 'doer,' it's just difficult to know I cannot do anything to bring her ...