"Formed by Charlie Dark in the winter of 2007 the Run Dem Crew or RDC for short is a running club based at 1948. Fifty strong and growing daily the RDC is a collective of creative heads with a passion for running and the exchange of ideas who meet every Tuesday and run the streets of London [... ]
[...] The Run Dem Crew is split into four groups according to fitness and pace. Groups are named after animals Cheetahs, Greyhounds, Hares and Tortoises. Each group is led by a front and rear pacer to ensure safety and no one is left behind [...] "
Snagged these videos from my new favorite running gear blog Run Ran Run.