The Daily Line (TDL) is an essential news source for professionals whose work intersects Chicagoâs City Hall, Cook County Government and the State of Illinois. Our detailed newsletters, published every weekday, provide critical details and key insights on the decisions made by Chicagoâs, Cook Countyâs and Illinoisâ elected officials and other influential government leaders. TDL also produces podcasts, events, guides to government and issues along with online town halls for its members.