Less than a month after a school shooting that killed 17 people, several celebrities are reportedly planning to use the Oscars as a platform to raise awareness for gun control. People magazine reports that a group of A-listers will don orange pins from Everytown for Gun Safety, a nonprofit organization that advocates for gun control and works to reduce gun violence. Orange is the unofficial color that has come to be associated with various gun-control causes. Everytown sells orange American flag pins on its website, but it's not immediately clear if those are the exact pins that will be worn...