people

ok so im trying to do the right thing and get someone to not go to Nationals with us cheerleaders. Because its not fair... she doesnt practice shes always "hurt" or "sick" and had it been anyone else on ther squad but this person we wouldnt be going to nationals... like my back is brused internaly and externaly and im not complaining... but she get a bruse on her knee and sehe tells everyone she shadered her knee cap... well i have news your knee cap wont heal in 5 days if its shadered... What to do what to do...