Mark McClusky says for elite athletes today, pushing boundaries and breaking records is all about "the aggregation of marginal gains."
The BBC is marking its 90th birthday today, but the venerable broadcasting network is also being buffeted by two scandals.
One involves the BBC’s handling of sex abuse allegations against one of its most popular hosts, the late Jimmy Saville. The other involves a program that aired last week that wrongly accused a former British lawmaker of sex abuse.
The BBC’s director general has resigned and an acting director general has been appointed to clean up the mess.