Bill Gates had an estimated net worth of US$90.6 billion at the time. , Gates had a net worth of $95.4 billion, making him the second-richest person in the world, behind Bezos. Later in his career and since leaving Microsoft, Gates pursued a number of philanthropic endeavors. He donated large amounts of money to various charitable organizations and scientific research programs through the Bill & Melinda Gates Foundation. In 2009, Gates and Warren Buffett founded The Giving Pledge, whereby they and other billionaires pledge to give at least half of their wealth to philanthropy. The foundation works to save lives and improve
USS Thomas S. Gates western Mediterranean. She then underwent a period of maintenance in Marseille, France (11–22 October) before she participated in Exercise National Week (24–31 October), during which she conducted turnover with her relief, the cruiser at Pollensa Bay, Majorca (29 October). Out-chopping to Commander, 2d Fleet, on 31 October 1989, "Thomas S. Gates" then conducted her return transit to Norfolk (31 October-10 November 1989). From 15 August 1990 to 28 March 1991, "Thomas S. Gates" deployed in support of Desert Shield and Desert Storm. With only five days of intensive preparations, "Thomas S. Gates" deployed as an element of the battle group