A day after Democrat Barack Obama’s decisive presidential win, world leaders expressed their congratulations, calling the results “historic”, and laying out their hopes for resolutions of problems around the globe. Read.

Last week, NewsHour aired five special reports on the state of infrastructure in America. You can now watch them online:
* The Price of Decay: Bridges in PA
* Return to Sender: America’s Clogged Ports
* Nowhere to Grow: Buckeye, AZ stresses the system
* Flying Blind: America’s airports in need
* Solutions: Update on Boston’s Big Dig

Since 2006, food prices around the world have risen by 60 percent. High prices have created a public outcry — from tortilla riots in Mexico to protests over grain prices …

On October 7, 2003, actor Arnold Schwarzenegger was elected as the governor of California. Roger Rosenblatt called it a “victory for the outsider,” “politics as unusual,” “a breath of fresh air” on NewsHour. As governor, Schwarzenegger surprised voters when he prioritized the issues of greenhouse gases and smog.

Submit questions for NewsHour’s Judy Woodruff to answer on Sept. 30, on PBS’ ‘Engage’ website. It’s the first in a monthly series of live online chats with various producers, reporters, writer on PBS programs and documentaries. See all chats also.