PICTURE THIS: The week in photosJuly 27, 2018 Picture This offers a glimpse of your communities through the lens of Times photographers. [Tom Sistak]Volunteer workers roll a 5-foot-wide corrugated plastic pipe in place to improve flow volume at a culvert near the entrance of Catlin Park earlier this week. Over the years, the old 2-foot-wide metal culvert had rusted out and collapsed in places. [Tom Sistak]A group of children bounce their troubles away as they take their turns in a bounce house during the annual City Rec carnival at Rigden Park in Ottawa this past week. [Tom Sistak]A group of students in the Ottawa City Rec photo safari program taught by Annette Barr Photography photograph the Lincoln Douglas Debate historical marker at Washington Square in Ottawa. [Tom Sistak]Gov. Bruce Rauner shakes hands with voters and those too young to cast a ballot during an appearance in Ottawa last week.