MINYANVILLE ORIGINAL Stocks round-tripped on Thursday as lawmakers continued to battle over the fiscal cliff. Senate Majority Leader Harry Reid gave a scathing speech in which he accused House Speaker John Boehner of running a dictatorship within the House of Representatives that is blocking a deal the vast majority of the House approves of. The combativeness contributed to early weakness in stocks though the S&P 500 (INDEXSP:.INX) rallied intraday after Senator Scott Brown of Massachusetts announced on Facebook that President Obama reached out to the Senate GOP leadership with a proposal. Despite conflicting media reports on the veracity of ...