State officials are renewing their call for retired health care workers to help relieve staff in Indiana's hospitals and long-term care facilities as the number of hospitalizations and new infections across the state continue to spike at record highs.

All Notre Dame students are required to undergo coronavirus testing before they leave South Bend for the extended winter break, Notre Dame President the Rev. John Jenkins told students in an email Sunday night.

The health department also added 34 more coronavirus-related deaths to Indiana's pandemic toll, raising it to 4,644, including confirmed and presumed coronavirus infections.

The Indiana State Department of Health reported 259 additional confirmed deaths over the last week, bringing the state's total to 4,383 -- the largest reported in a single week since early May.

Indiana crossed 200,000 confirmed COVID-19 cases as it set yet another record-breaking daily case total Friday. While the number of tests the state has done has steadily increased, new cases outpace it.

Indianapolis activated its winter plan to give more help to people experiencing homelessness during the pandemic.

Ventec, in a partnership with General Motors, began operations in the GM Components Holdings plant in April, hiring local employees to make 30,000 ventilators.

Indiana broke another new record for daily reported cases of COVID-19, with 4,462 reported Thursday. The state has had more than 2,000 cases every day since Oct. 22.

The murder trial of a northern Indiana woman accused of killing her stepdaughter ended in a mistrial after at least four people involved in the proceedings came down with COVID-19.

Indiana's newly reported COVID-19 cases have risen to their highest single-day level of the pandemic, state health officials said Wednesday.