Update: In response to press reports that an oil slick was seen in the vicinity [below] of the Macondo well that was capped on July 15, 2010, remotely control video cameras were sent to the site for an inspection of the wellhead and the relief well drilled nearby. Officials from the disaster response team that includes federal and state officials watched the live video feeds. No new hydrocarbon leaks were detected from the abandoned wells. Small nitrogen bubbles were seen that are consistent with the use of nitrified foam used to set the wells' surface cement casing. The videotape footage is posted at a US Coast Guard public relations webpage.
{2.9.11}British Petroleum denies that the blowout finally plugged last summer is leaking again. But this video from a non-profit named "OnWingsofCare.org" shows a large oil slick at the location. This video confirms a previous video from a boat at the scene showing oil blooms reaching the surface: