Article snippet: President Donald Trump's former political strategist advised him in a phone call on Monday to be more aggressive about slowing down special counsel Robert Mueller's investigation into whether Trump’s campaign colluded with the Russians, according to three sources close to Bannon. Bannon has been advocating for "a much more aggressive legal approach short of Justice Department require more accountability for the resources spent on the investigation, the sources told ABC News on Monday. Bannon has been an advisor for Trump since he joined the campaign in August 2016. Even though he was forced to resign from the administration in August 2017, he has been a frequent advisor to Trump, whom he often speaks to by phone. A controversial figure in the White House, Bannon has been an advocate for the travel ban, for example. He has openly disagreed with the president’s decision to fire former FBI director James Comey, calling it the “biggest political mistake in modern history” in a recent interview. Mueller was appointed special counsel in May 2017 to oversee the investigation into whether there was collusion between the Trump campaign and the Russian government. Two people were indicted on Monday -- former campaign manager Paul Manafort and former campaign official Rick Gates. Former campaign foreign policy advisor George Papadopoulos has been charged with making false statements to the FBI. Link to the full article to read more