The pedestrian bridge constructed over the west end dam of Tempe Town Lake is now open, shown Tuesday, Oct. 18, 2011. The bridge helps shade the rubber bladder from the harsh sun as well as having sprinkler heads underneath to help cool the bladder. [Tim Hacker/ Tribune]

Saturday, I brought my 3-year-old son, Alex, to walk along with me while I covered Pat’s Run in Tempe. I wanted to cover the run/walk different this year, so I walked along with participants in the event, shooting photos along the way. The 4.2 mile walk took us a little over an hour. I was able to meet a lot of nice people while walking along with them. The event has grown in participants every year, and this year over 28,000 participants gathered to honor fallen Army Ranger Pat Tillman.  …