Blue Peter stretch of track which, on 3 July 1938, saw the world speed record for steam locomotives of set by LNER A4 Locomotive no. 4468 "Mallard". In October 1998, Richard Bacon was sacked, following reports in "News of the World" that he had taken cocaine. This incident followed shortly after the show's 40th anniversary, when previous presenters returned for a special programme. Those returning included Leila Williams, Valerie Singleton, John Noakes, Peter Purves, Diane Louise Jordan, Anthea Turner, John Leslie, Tim Vincent, Yvette Fielding, Caron Keating, Mark Curry, Janet Ellis, Peter Duncan, Sarah Greene, Tina Heath, Simon Groome and Christopher Wenner.
Prenatal cocaine exposure reported that cocaine use in pregnancy caused children to have severe problems including cognitive, developmental, and emotional disruption. These early studies had methodological problems including small sample size, confounding factors like poor nutrition, and use of other drugs by the mothers. However, the results of the studies sparked widespread media discussion in the context of the new War on Drugs. For example, a 1985 study that showed harmful effects of cocaine use during pregnancy created a huge media buzz. The term "crack baby" resulted from the publicity surrounding crack and PCE. It was common in media reports to emphasize that