Trampoline - MacLennan repeats as champion in Rio

By Colleen Stopforth RIO DE JANEIRO (Reuters) - Canada's Rosie MacLennan has made it a habit of rising to the occasion whenever she sees the Olympic rings beneath her while she soars through the air and she became the first trampoline gymnast to win back-to-back golds on Friday. The 27-year-old had been a surprise champion four years ago and was expected to be upstaged in Rio by Chinese world champion Li Dan or 2008 Beijing gold medallist He Wenna. During qualifying earlier on Friday, MacLennan