In a night full of powerful speakers at the Democratic National Convention, none resonated the hardest with viewers than Kristin Urquiza, the Marked by COVID founder who laid the blame of her father’s death at President Donald Trump‘s feet. Urquiza is tirelessly channeling her grief into activism and fighting for the over 160,000 victims of the COVID-19 crisis in the United States. Here’s what else you should know about her: