Khashoggi's murder could have been a turning point. Instead it was a warning sign

Journalist Jamal Khashoggi should be hailed a hero for paying the ultimate price for his belief in free speech. Instead, his murder at the Saudi consulate in Istanbul last year serves as a cautionary tale: no matter how brutal the crime, no matter how well-known the victim might be, no matter how incriminating the evidence, justice proves elusive for those who speak truth to power.