Bridger Walker, who is just 6-years-old stepped into a dog attack so he could protect his little sister. He ended up getting 90 stitches to his cheek to repair the damage from the attack.
Bridger received a special message from one of his favorite Avengers - Captain America. Actor Chris Evans (who plays Captain America) even promised to send Bridger an authentic Captain America shield! For more on the story click here.
Robert Downey Jr. aka Iron Man also left a message for Bridger: