No survey has been done, or could be done, on the number of sheep caught in wire. But I have many times, particularly when walking or cycling, stopped to unhook a sheep. Sometimes they jerk their head in panic and are released that way.
Those watching Saturday's 100m preliminary round might have mistaken Timi Garstang for a games steward given the sedentary pace at which he ran. During the race, the Marshall Islands sprinter clocked an underwhelming time of 12.81 seconds.