Looks like hackers have clued in on the fact that users sometimes use the same password across various services. Morale of the story is to use unique passwords, which is a laborious task if you a have more than few accounts. The alernate would be to use password management products like Dashlane, OnePass, etc…
http://motherboard.vice.com/read/after-linkedin-passwords-leak-hackers-hijack-big-name-accounts