Thompson Center Chicago: Gov. JB Pritzker, Mayor Brandon Johnson, Google officials mark start of construction

Work started the week of April 1, as construction equipment from Clark Construction was put in place and protective fencing was installed around the building's perimeter and outdoor plaza, a news release on the project said. The Thompson Center's Clark/Lake L station, where six train lines converge, will remain open throughout construction. "As the transformation of the Thompson Center begins, I want to thank Google once again for reaffirming their commitment to Chicago and preserving this historic building while updating …