TLDR: Japanese exchange hacked, half a billion dollar worth of funds seem to be stolen
Update Jan. 26, 2:00 pm UTC: NEM Foundation president Lon Wong has appeared to confirm Coincheck was hacked, calling the stolen funds "
the biggest theft in the history of the world."
Update Jan. 26, 3:00 pm UTC: Coincheck has reported the likely
inappropriate transfer of $532 mln worth of XEM to the Financial Services Authority and the Police, according to Nikkei.
https://cointelegraph.com/news/japan-coincheck-exchange-freezes-all-withdrawals-as-up-to-723-mln-leaves-its-wallet 
Truly sad news for all Nembers today.