Complex sentence: Members of the United States House Committee on Energy and Commerce commissioned a "sting" operation in 2012, in which callers posing as a 16-year-old woman who wanted to tan for the first time called 300 tanning salons in the US.
Split into simpler sentences: Members of the United States House Committee on Energy and Commerce commissioned a "sting" operation in 2012. Callers posing as a 16-year-old woman who wanted to tan for the first time called 300 tanning salons in the US.