Sony says PlayStation still has problems, gradually coming back online

By Jim Finkle and Liana B. Baker BOSTON/NEW YORK (Reuters) - Sony Corp's PlayStation Network suffered connection problems for a fourth straight day since hackers attacked the video game network, and the company said on Sunday that service was gradually being restored. The hacker activist group known as Lizard Squad has claimed responsibility for disrupting both the PlayStation Network and Microsoft Corp's Xbox Live on Christmas Day. Service was restored to Xbox Live on Friday. ...