A unanimous Supreme Court has ruled public officials can sometimes be sued for blocking their critics on social media, an issue that first arose for the high court in a case involving then-President Donald Trump.

The Supreme Court will decide whether public officials can block critics from commenting on their social media accounts.

Dunn Paper, an icon and prominent employer in Port Huron, announced it’s closing its doors for good just shy of its 100th birthday.

A freight train that derailed in an international tunnel connecting Michigan and Canada, sits on the track, Friday, June 28, 2019, in Port Huron, Mich. (Brian Wells//The Times Herald via AP)PORT HURON, Mich. - About 13,700 gallons of sulfuric acid has spilled from one of about 40 freight train cars that derailed in an international tunnel connecting Michigan and Canada. Canadian National Railway spokesman Jonathan Abecassis says the chemical has been contained Friday at the site and poses no threat to public safety. The tunnel beneath the St. Clair River connects Port Huron to Sarnia, Ontario. The train was in Port Huron at the time of the derailment. Port Huron City Manager James Freed said the wreck caused "significant damage" to the track.

DETROIT - Here's what you missed Local 4 News at Noon (watch the episode above).Police investigate sexual assault of child on Detroit's east sideOfficials said the incident happened around 3:30 a.m. Friday in the 5700 block of Beaconsfield Street. Detroit police SUV in crash on southbound I-75 near ClayAn investigation is underway after a Detroit police SUV was involved in a crash Friday morning on southbound I-75 near Clay Street. Train derails inside St. Clair River international tunnel in Port HuronNo injuries have been reported, Port Huron City Manager James Freed said. Metro Detroit weather: Heating up Friday with storms possibleThere's an excellent chance that temperatures in Metro Detroit will make it to 90 degrees today. Copyright 2019 by WDIV ClickOnDetroit - All rights reserved.

DETROIT - Here's what's coming up on Local 4 News at Noon (watch the episode above).Police investigate sexual assault of child on Detroit's east sideOfficials said the incident happened around 3:30 a.m. Friday in the 5700 block of Beaconsfield Street. Detroit police SUV in crash on southbound I-75 near ClayAn investigation is underway after a Detroit police SUV was involved in a crash Friday morning on southbound I-75 near Clay Street. Train derails inside St. Clair River international tunnel in Port HuronNo injuries have been reported, Port Huron City Manager James Freed said. Metro Detroit weather: Heating up Friday with storms possibleThere's an excellent chance that temperatures in Metro Detroit will make it to 90 degrees today. Copyright 2019 by WDIV ClickOnDetroit - All rights reserved.

The scene of a train derailment in the St. Clair River international tunnel in Port Huron on June 28, 2019. (Port Huron City Manager James Freed)PORT HURON, Mich. - A train derailed inside the St. Clair River international tunnel in Port Huron, officials said. The scene of a train derailment in the St. Clair River international tunnel in Port Huron on June 28, 2019. (Port Huron City Manager James Freed)The scene of a train derailment in the St. Clair River international tunnel in Port Huron on June 28, 2019. (Port Huron City Manager James Freed)Copyright 2019 by WDIV ClickOnDetroit - All rights reserved.