Complex sentence: Viz Media licensed the series for an English-language release in North America; the chapters initially serialized in the American "Shonen Jump", beginning in third issue in 2003 and ceasing its serialization in the August 2007 issue.
Split into simpler sentences: Viz Media licensed the series for an English-language release in North America, with chapters initially serialized in the American "Shonen Jump". It began in third issue in 2003, but ceased serialization in the August 2007 issue.