https://www.reuters.com/article/neiman-marcus-cyber/neiman-marcus-says-notified-4-6-million-customers-about-data-breach-idUSKBN2GQ29A >(Reuters) -Retailer Neiman Marcus Group said on Thursday it had notified about 4.6 million online customers that their personal information including names, contact information and credit card numbers may have been accessed in a data hack.