visitors were actually angels bringing them a message from god, and it did come to pass, sarah gave birth to the child she had wanted for so long, a son named isaac. his descendents became the jewish people. narrator: next, a family feud that are stretches back plin ya as our journey around the world and across time continues. when back to the beginning with christian yan amanpour returns christiane amanpour returns. push it. p.push it real good! ow! oooh baby baby.baby baby. if you re salt-n-pepa, you tell people to push it. push it real good. it s what you do. ah. push it. if you want to save fifteen percent or more on car insurance, you switch to geico. it s what you do. ah. push it. i m pushing. i m pushing it real good!