![How a college football player's friends helped police expose him for killing his high school cheerleader ex-girlfriend - ABC News How a college football player's friends helped police expose him for killing his high school cheerleader ex-girlfriend - ABC News](https://s.abcnews.com/images/US/emma-riley-02-ht-jef-180912_hpEmbed_16x9_992.jpg)
How a college football player's friends helped police expose him for killing his high school cheerleader ex-girlfriend - ABC News
![They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News](https://s.abcnews.com/images/US/emma-riley-06-ht-jef-180912_hpMain_1x1_992.jpg)
They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News
![US college student accused of murdering his ex-girlfriend posted elaborate tribute to her online before arrest US college student accused of murdering his ex-girlfriend posted elaborate tribute to her online before arrest](https://imageresizer.static9.net.au/wLUVAYjQvWKsGmf32MygJIsl69g=/1200x1200/https%3A%2F%2Fprod.static9.net.au%2F_%2Fmedia%2F2016%2F11%2F24%2F12%2F42%2F2411_couple2_sp.jpg)
US college student accused of murdering his ex-girlfriend posted elaborate tribute to her online before arrest
![Mother of teen fatally shot by ex-boyfriend warns of dating violence red flags, six years later | wbir.com Mother of teen fatally shot by ex-boyfriend warns of dating violence red flags, six years later | wbir.com](https://media.wbir.com/assets/WBIR/images/48feb232-b067-4ff1-aa87-c415d28973e8/48feb232-b067-4ff1-aa87-c415d28973e8_1920x1080.jpg)
Mother of teen fatally shot by ex-boyfriend warns of dating violence red flags, six years later | wbir.com
American footballer 'murdered cheerleader ex' before declaring his love for her on Twitter - Daily Star
![College Student William Riley Gaul Charged With Murdering His Ex-Girlfriend Emma Jane Walker | Teen Vogue College Student William Riley Gaul Charged With Murdering His Ex-Girlfriend Emma Jane Walker | Teen Vogue](https://assets.teenvogue.com/photos/5838a40943ca185e77e84f03/16:9/w_1280,c_limit/unnamed_FB.jpg)
College Student William Riley Gaul Charged With Murdering His Ex-Girlfriend Emma Jane Walker | Teen Vogue
![They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News](https://s.abcnews.com/images/2020/180914_2020_part1_1002_hpMain_4x3_992.jpg)
They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News
![How a college football player's friends helped police expose him for killing his high school cheerleader ex-girlfriend - ABC News How a college football player's friends helped police expose him for killing his high school cheerleader ex-girlfriend - ABC News](https://s.abcnews.com/images/US/emma-riley-01-ht-jef-180912_hpMain_2_4x3t_992.jpg)
How a college football player's friends helped police expose him for killing his high school cheerleader ex-girlfriend - ABC News
![Who is William Riley Gaul? US college footballer accused of killing cheerleader ex-girlfriend Emma Walker | The Sun Who is William Riley Gaul? US college footballer accused of killing cheerleader ex-girlfriend Emma Walker | The Sun](https://www.thesun.co.uk/wp-content/uploads/2016/11/composite-williamrileygaulv2.jpg?strip=all&w=750&h=500&crop=1)
Who is William Riley Gaul? US college footballer accused of killing cheerleader ex-girlfriend Emma Walker | The Sun
![They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News](https://s.abcnews.com/images/US/emma-riley-04-ht-jef-180912_hpEmbed_4x3_992.jpg)
They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News
![They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News They seemed like picture-perfect high school sweethearts, but their toxic relationship ended in murder - ABC News](https://s.abcnews.com/images/GMA/180508_gma_robach_hpMain_16x9_608.jpg)