Associated Press: Here’s a look at Tony Hayward’s tenure with BP: 1982: Hayward joins the company as a rig geologist in the North Sea. March 23, 2005: An explosion at a BP refinery in Texas City kills 15 people and injures 170. March 2006: More than 200,000 gallons of oil spill from a BP pipeline in Alaska, the largest-ever spill on Alaska’s oil-rich North Slope. BP eventually pays about $20 million in fines. May 2007: Hayward, head of exploration and production, takes over as CEO …