“The Rock” thanks the young fan who saved his brother using moves from the actor’s movie

After a 10-year-old boy saved his little brother from drowning using moves he saw in Dwayne “The Rock” Johnson’s “San Andreas,” the wrestler-turned-actor took to Instagram to thank the “real life hero.” “I gotta shake the hand of a real life 10yr old hero,” he wrote as the caption for a video on Instagram. “Jacob, I’m…