WASHINGTON – The embattled community activist group ACORN appears to be collecting charitable contributions through affiliate organizations that it then uses for impermissible lobbying and political activity, says the Republican staff of the Senate Finance Committee. The assessment, in a memo to Sen. Charles Grassley, R-Iowa, further fuels the controversy surrounding ACORN, formally known as the Association of Community Organizations for Reform Now. The GOP staff memo says ACORN-affiliated charities are being used to raise money which is then funneled to other charities or other organizations for purposes other than what a donor may have intended. In response, ACORN chief...