<prompt> Ngwala go tšwela pele bakeng sa serapa se - Ge naga ya gabo ya Gerika e be e amogela Dipapadi tša Olimpiki tša Selemo tša 2004 kua Athene, Matsa o ile a thoma dipapadi tša gagwe tša Olimpiki a e-na le nywaga e 17, a phenkgišana dipapading tše pedi tša go rutha. O ile a ngwala FINA B-standard ya 25.61 50 m freestyle go tšwa go teko ya Olympic ka Athene Olympic Aquatic Centre. Letšatšing la mathomo la Dipapadi, Matsa o ile a kopana le Nery Mantey Niangkouara, Eleni Kosti le Zoi Dimoschaki ka lebelo la 4 × 100 m freestyle relay. O ile a bewa molato ka baka la go thuthupa ga pele ga nako, ge ba-Gerika ba be ba se ba hlwa ba swanelega go tsenela makgaolakgang. Mo e nyakilego go ba beke ka morago, go 50 m freestyle  <response>: , Matsa o ile a bewa maemong a masome-tharo-tharo dithutong tša go itokišeletša tša mesong. Ge a be a rutha ka lebelo la bošupa, o ile a feta Sharntelle McLean wa Trinidad le Tobago gomme a tšea maemo a bošupa ka makga a mane a lesome a motsotswana 0.40 ka 26.46. 