Israelis honor the sacrifice made by over 4,500 Holocaust survivors and potential immigrants who were sent back to Germany by the British By Laura Ben-David Survivors gathered around the Exodus memorial, July 18, 2017. (Laura Ben-David) Froma Galant with Natan Sharansky at the Exodus memorial, July 18, 2017. (Times of Israel/Laura Ben-David) A survivor at the…