Immigration authorities have released details of the arrests of 19 people since a stepped-up operation in Minnesota began last week, although the full scope of the surge remains a point of dispute.

The Muslim Coalition of ISAIAH will host a community gathering and potluck in northwest Rochester on Sunday, Dec. 7 from 3 to 4 p.m. at 125 LIVE River Rooms on Elton Hill Drive, celebrating and honoring Somali culture and contributions.

Olympic cross-country skiing champion Jessie Diggins of the United States earned her 30th World Cup victory by winning a 20-kilometer skiathlon in Norway.

Next year, organizers hope to hold an in-person remembrance at the new museum near Little Falls, which is scheduled to open next summer. One of the artifacts the museum will showcase is a 50-caliber gun from the USS Ward, which fired the first American shots of World War II at Pearl Harbor.

State health officials report that private well water testing has detected high levels of arsenic and manganese in the wells of some homes in southeast Minnesota’s Mower County. The levels are not high enough to endanger people’s health, but they are a concern.

Across the Twin Cities, ICE agents and activists are playing a high stakes cat-and-mouse game. The goal is to make their job as difficult as possible and protect their immigrant neighbors.

• ‘We are here’In St. Cloud, Somali community pushes back against Trump’s ‘garbage’ comments
• By the numbersHow many Somalis in Minnesota could be impacted by federal intervention?
• How Minnesota became a hub for Somali immigrants in the U.S.