Original sentence: In addition, some studies claim that welfare systems often reduce poverty, contrary to Sowell's claims indicating that welfare exacerbates poverty.Sowell was also criticized for an editorial in which he stated Democrats were playing the Race card and how he compared it to "mass slaughters of the Tutsis by the Hutus in Rwanda,".The economist Amartya Sen reached conclusions inconsistent with Sowell's research of price gouging.The liberal watchdog group, Media Matters has criticized many of Sowell's remarks such as a comparison Sowell made between President Barack Obama and Adolf Hitler in an editorial for Investor's Business Daily because Obama created a relief fund for the victims of the BP oil spill
Edited sentence: The liberal watchdog group, Media Matters has criticized many of Sowell's remarks