Today in history: On Feb. 2, 2013, former Navy SEAL and “American Sniper” author Chris Kyle was fatally shot along with a friend, Chad Littlefield, at a gun range west of Glen Rose, Texas; Eddie Ray Routh was later convicted of murder and sentenced to life in prison without parole. Also on this date: In 1536, present-day Buenos Aires, Argentina, was founded by Pedro de Mendoza of Spain. In 1653, New Amsterdam — now New York City — was incorporated as a city. In 1848, the Treaty of Guadalupe