Athletics at the 2012 Summer Olympics – Women's heptathlon lane having done so, and Schwarzkopf was re-instated. Ennis's final score was 6955, a British and Commonwealth record. In 2013, Chernova was suspended doping violations back to 2009. Subsequently, the IAAF filed a case with the Court of Arbitration questioning the selective suspension periods of her and five other Russian athletes that made them eligible between 2011 and 2013. The heptathlon consists of seven track and field events, with a points system that awards higher scores for better results in each of the seven components. The seven event scores are summed to give a total for the heptathlon. , the
How It's Made season, which started airing in September 2008, reinstated Moore as the narrator and reverted to a previous title sequence and soundtrack. In June 2008, the Science Channel added "How It's Made: Remix," which consists of previous segments arranged into theme installments like "Food", "Sporting Goods", and such. In 2013, the Science Channel added "How It's Made: Dream Cars", which focused exclusively on high-performance and exotic cars. These were later shown on the Velocity channel. Canadian hosts have included Mark Tewksbury (season 1, 2001), Lynn Herzeg (seasons 2–4, 2002–2004), June Wallack (season 5, 2005) and Lynne Adams (season 6 onwards, 2006–present).