sister mary tracy resigned last week. many say it is not enough to end the controversy. >> friday is z day. supporters are urged to wear one the school colours, orange, and at 1:00 pm eastern time, to take a moment and stand up for mr z. >> if the student voice is strong use, this can carry, that is what started this, that's what continues to propel this for the students. >> the kids have been fantastic. i'm so proud and so honoured of catholic. >> we will be in charge of all of this. we will be able to make this change. right now this is how it starts. high school students challenging the catholic church in the name of equality. >> "america tonight" correspondent sheila macvicar will follow up. we are looking ahead to next week. punishment. >> started hearing "stop resisting, stop resisting", i yelled out, "i'm in handcuffs", and someone smashed my face to cracking. >> a west coast sheriff's department mired in controversy. allegations of brutality in l.a. county. an investigation in crime and punishment - next week. >>