Complex sentence: In September 2007 he became the host of The Bottom Line replacing former host Todd Grisham but would only host Bottom Line for 2 years and 2 months when he was replaced by current host Scott Stanford.
Split into simpler sentences: In September 2007 he became the host of The Bottom Line, replacing former host Todd Grisham. Korpela would host Bottom Line for approximately two years before being replaced by current host Scott Stanford.