Armed conflicts and attacks
A shooting kills one and injures six people in Killarney, Calgary, Canada, with police making no arrests. (National Post)
Terrorism in Yemen
The death toll of the suicide bombing in Ibb, Yemen, that occurred on December 31 rises to 49 with the injury count rising to 70. (AFP via Business Standard)
Business and economy
Lithuania adopts the euro as its official currency, becoming the 19th member of the Eurozone. (CNN)
U.S. fast-food restaurant chain Chick-fil-A warns that a security breach may have leaked credit card details of 9,000 customers in five states. (Daily Mail)