Delta announces largest product upgrade in a decade with plans to invest more than $2 billion through 2013 to improve the customer experience, including installing new full-flat beds and personal, in-seat video on all widebody aircraft; adding more First Class cabins to Delta Connection regional jets; renovating and adding new Delta Sky Clubs; and adding more First Class seats on domestic mainline flights. Completes integration of Northwest Airlines' Airport and Reservations systems into Delta's technology platform with no interruption to service. Receives approval from the U.S. Department of Transportation to begin international flights at Tokyo's Haneda Airport. Announces plans for a $1.2 billion renovation and expansion of facilities at New York's John F. Kennedy International Airport. Launches the industry's first social media "ticket window," allowing customers to purchase tickets directly from Facebook and other social media sites. Alitalia joins the Delta-Air France-KLM trans-Atlantic joint venture. Celebrates 10th anniversary of SkyTeam.