Complex sentence: In 1992, Ron took the helm of "Good Morning Australia" as co-anchor, with Sandra Sully, and, a year later, the pair moved together from dawn to dusk, co-anchoring TEN-10 Sydney's 5:00PM newscast.
Split into simpler sentences: In 1992, Ron took the helm of "Good Morning Australia" as co-anchor with Sandra Sully. A year later, the pair moved from dawn to dusk, co-anchoring TEN-10 Sydney's 5:00pm newscast.