2014 Event The U.S. adds new sanctions against Russia, prohibiting certain Russian international businesses from accessing U.S. capital markets; the move extends previous sanctions targeting specific individuals and their companies 2014 Event AT&T adds an unnamed automaker to its list of car manufacturers using the company's wireless service for mobile connectivity on the road; current customers include Volvo, Tesla and General Motors 2012 Event Pope Benedict XVI adds Arabic to the number of languages broadcasting the weekly Vatican address 2011 Event U.S. company Hewlett-Packard adds Ralph Whitworth from Relational Investors to it's corporate-government activists on its board of directors 1993 Event Puerto Rico adds English as its 2nd official language 1992 Event Fox broadcasting adds Wednesday night TV programming 1991 Event Howard Stern adds Baltimore to his radio network on WJFK-AM 1991 Event Howard Stern adds a 4th radio market (KLSX FM-97.1 Los Angeles) 1988 Event New York City Subway system adds new stations (Z line) 1978 Event NFL permanently adds 7th official (side judge) 1971 Event Twins' Harmon Killebrew is 10th to amass 500 home runs, and adds his 501st 1965 Event NFL adds 6th official 1958 Event NCAA adds 2 point conversion to football scoring 1947 Event NFL adds 5th official (back judge) and allows sudden death in playoffs 1779 Event Charles Messier adds M57 (Ring Nebula in Lyra) to his catalog 1777 Event Messier adds M53 to his catalog (globular cluster in Coma Berenice) 1774 Event Messier adds M51 (spiral galaxy in Canes Venatici) to his catalog 1771 Event Messier adds M46-M49 to his catalog (galactic clusters in Puppis and Hydra and galaxy in Virgo)