ruthlessly killed 19 children and two teachers at an elementary school on Tuesday.After learning of the horror on his home soil, McConaughey issued a call to action to combat gun violence.“As you all are aware there was another mass shooting today, this time in my hometown of Uvalde, Texas,” the actor wrote on social media. “Once again, we have tragically proven that we are failing to be responsible for the rights our freedoms grant us.”The Oscar winner called for Americans to take a “longer and deeper look in the mirror,” adding, “What is it that we truly value? How do we repair the problem? What small sacrifices can we individually take today, to preserve a healthier and safer nation, state, and neighborhood tomorrow?” McConaughey called for an end to making “excuses and accepting these tragic realities as the status quo.”Uvalde, Texas, USA.