Citigroup mistakenly sent out an email to Costco members last week reporting that their memberships had been cancelled. The company apologized and sent a follow up email explaining that member cards are still active. Citigroup took over the credit card program for Costco back in June after the retailer's 16-year partnership with American Express.

The FBI is investigating a possible data breach of a handful of email accounts that belong to New York Times reporters. The authorities are exploring whether hackers connected to the Russian government have been infiltrating Times reporters' email accounts.

Sex offenders could soon be required to share their email addresses, usernames and other Internet identifiers to law enforcement, if a new bill is passed in the California State Senate. The SB 448 bill would be applied to offenders convicted on or after Jan. 1, 2017 who used the Internet for sexual crimes. The bill is now headed to the governor.

Trump camp picked on Hillary Clinton at a recent rally in Austin, Texas. The WiFi network at the event was named "Clinton Email Server" after the Clinton's email scandal. The network was unsecured.

Late Night host Seth Meyers used Hillary Clinton's latest email story to poke fun at the Democratic presidential candidate. Responding to news that the FBI found about 15,000 emails that Clinton didn't hand over to the agency, Meyers quipped, ""How many emails does Hillary Clinton have that she can just miss 15,000? Oh no, is she one of those weirdos who has them unread on her phone? Because Trump may be a demagogue, but I can't vote for a sociopath who doesn't clean out their inbox. That is not okay."

Mobile shopping assistant Slice has a new tool that helps e-commerce shoppers find the best deals called Slice Watch. The service will allow users to track prices for items online and get emails if the prices have dropped. The tool supports retailers including: Amazon, Best Buy, Target, Walmart, Nordstrom, Macy's, REI, Anthropologie, Newegg.com, Staples, Walgreens, and Sephora.

There is a new spam email in circulation in the UK claiming to be from Apple and Netflix. The email claims that the user has an outstanding balance of GBP39.56 for a Netflix subscription. The email includes a link to manage or cancel the account, and the link contains malware.

Tech startup Boomerang has launched a new tool that will help users write emails. The AI-powered tool is called "Respondable" and works by analyzing messages as you write them to predict how likely the email is to get a response and then has ideas on how to improve the emails. The company already has a tool for Gmail and Outlook that allows users to hit snooze on emails.

Scammers are targeting Apple customers in a new round of spam emails in circulation. The emails tell recipients that they have an invoice for a recent purchase at Apple. The email includes a link to pay the invoice using bank details, trying to trick customers into sharing their financial information.

Tech provider Branch has launched a new product that brings full-stack tools for deep linking from a mobile site to an app, as well as between mobile email and apps. The Journeys tool helps marketers build and create banners or interstitial ads that link from a mobile website to an app without having to call on the IT team.