Matthew McConaughey: It’s time to act on gun responsibility

Matthew McConaughey urges Americans to 'look in the mirror' after the Uvalde shooting

McConaughey visited Uvalde and met with families of the victims.

"We are in a window of opportunity right now that we have not been in before,

window where it seems like real change, real change can happen,"

the 52-year-old McConaughey told reporters.

He displayed a colorful drawing made by Alithia Ramirez, a 10-year-old who had wanted to attend art school in Paris one day.

"How about that?" he said, pounding the lectern in a hushed White House briefing room.

McConaughey also pointed out a pair of green Converse shoes held by his wife, Camila Alves,