Throwing events include this one, the hurling of a spearlike shaft
Throwing 
events include this one, the hurling of a spearlike shaft... [DOC] [TLE] Spear-thrower - Wikipedia [PAR] A spear-thrower or atlatl is a tool that uses leverage to achieve greater velocity in 
dart-throwing, and includes a bearing surface which allows the user to store 
energy during the throw.