Article snippet: HARTFORD — A US senator said he’s dropping President Trump from his Twitter feed. Chris Murphy, Democrat of Connecticut, tweeted Sunday he’s unfollowing Trump. He says Trump’s tweets are the ‘‘most hate-filled, racist, and demeaning’’ of the accounts he follows, Murphy tweeted, adding that it ‘‘regularly ruins’’ his day. The president hasn’t responded to Murphy. Trump earlier this month tweeted that four prominent Democratic congresswomen of color who regularly disagree with him should ‘‘go back’’ to their homelands. Three of the four, Representative Ayanna Pressley of Boston, were born in the US; the other is a longtime US citizen. Trump also called House Oversight Committee Chairman Elijah Cummings’s majority black Baltimore-area district a ‘‘disgusting, rat and rodent infested mess.’’ Digital Access Home Delivery Gift Subscriptions Log In Manage My Account Customer Service Help & FAQs Globe Newsroom Advertise Newsletters View the ePaper Order Back Issues News in Education Search the Archives Privacy Policy Terms of Service Terms of Purchase Work at Boston Globe Media Link to the full article to read more