The son of a man on death row in Bahrain has again sent a drawing to seven-time Formula One champion Lewis Hamilton, still hopeful that the British driver can help save his father’s life. Ahead of Sunday’s season-opening F1 race in Bahrain, Ahmed proudly held up the drawing of Hamilton’s famed No. 44 Mercedes car along with his own words of hope: “ Sir Lewis, another F1 where my innocent father is on death row. Please help free him.” The 12-year-old is the son of Mohammed Ramadhan, a former member of Bahrain’s security forces facing the death penalty. The drawing was shown to The Associated Pr…