Unexpected sign-in attempt

Hi mr, On Mon, Dec 1, 2014 7:21 PM EST, we noticed an attempt to sign in to your Yahoo account narrongs from an unrecognized device in United States. If this was you, please sign in from your regularly used device. If you haven't recently signed in from an unrecognized device and believe someone may have accessed your account, please visit this link to change your password and update your account recovery information. Thanks for taking these additional steps to keep your account safe. Yahoo Replies sent to this email cannot be answered.