BBC Sport - Modern pentathlete Mhairi Spence: Olympic failure destroyed me: One night on the yacht, Spence found herself unable to sleep. Just before dawn she climbed up on deck and sat there, alone, waiting for the sun to come up.
"It wasn't until then that I began to process what I was feeling. In those quiet moments I could ask myself, how do I feel about it?
"A few weeks later I got probed more and more in another conversation. It came out that I had been to the Olympics. This guy couldn't get over it, that he was sharing a room with someone who had competed in London. And all I could think was, big deal, I came 21st.