Kamilisha sentensi ifuatayo: Wanjiku aliwakilisha Kenya katika
1999 IAAF World Cross nchi Mashindano na kuwekwa nane katika mbio fupi ya wanawake. Alishinda mbio nyingi za barabarani nchini Marekani ikiwa ni pamoja na City of Pittsburgh Great Race (mara mbili), Broad Street Run, Fifth Third River Bank Run (mara mbili) na Cherry Blossom Ten Mile Run.