Caster Semenya to release its findings from her gender test. On 6 July, the IAAF cleared Semenya to return to international competition. The results of the gender tests, however, were not released for privacy reasons. She returned to competition nine days later winning two minor races in Finland. On 22 August 2010, running on the same track as her World Championship victory, Semenya started slowly but finished strongly, dipping under 2:00 for the first time since the controversy, while winning the ISTAF meet in Berlin. Not being on full form, she did not enter the World Junior Championships or the African Championships,
Caster angle so the caster can be set independently of the trail, which is the distance between where the steering axis intersects the ground, in side view, and the point directly below the axle. The interaction between caster angle and trail is complex, but roughly speaking they both aid steering: caster tends to add damping, while trail adds 'feel', and returnability. In the extreme case, such as the caster wheel on a shopping cart, the system is undamped but stable, as the wheel oscillates around the 'correct' path. The shopping trolley/cart setup has a great deal of trail, but (somewhat confusingly) no