David Leckie, described as one of commercial TV's most "powerful" executives, has died. The 70-year-old died at his home in Robertson after suffering a long illness, his wife Skye and sons Harry and Ben released in a statement on Tuesday. "With immense sadness we advise the passing of our adored and much-loved husband and father, David Leckie," the Leckie family wrote. "David passed away at Mulberry Farm, Robertson, after a long illness this morning. He was surrounded by his loving family. "David was the eldest son of Ron and Joyce, brother of Stuart and Ian and uncle to nine nieces and nephe...