By Kanishka Singh

Aug 11 (Reuters) - Powerful storms moved through the U.S. Midwest ‌on Tuesday, leaving at least ‌two people dead and nearly a million without power, ​officials said.

Here are some details:

• A 4-year-old child died after a tree fell on his home in Geneva Township ‌in Indiana, Jennings ⁠County Sheriff's Office Chief Deputy Cody Low said.

• Ohio Governor ⁠Mike DeWine said one person died after flooding obstructed first responders from reaching ​the individual ​in Roseville.

• Local ​media also reported ‌that one person died in a home explosion and fire that occurred after storms moved through Portage, Indiana. Police said the cause of the explosion remained ‌under investigation.

• Over 800,000 ​electricity customers across Illinois, ​Indiana, Ohio ​and Kentucky were without power ‌as of midnight Eastern ​Time on ​Tuesday, the poweroutage.us website showed.

• "Even after the storms exit the state, flooding ​will remain ‌a serious concern," Ohio's governor said.

(Reporting ​by Kanishka Singh in Washington; Editing ​by Edwina Gibbs)