When an attempted drug sting by Minneapolis police ended in a fatal shooting in Saint Paul last month, the event raised questions about a part of the capital city that's seen a number of changes in recent years. Charitable groups have long provided services to the poor on or near seventh street at the western end of downtown. Now, that area is also home to attractions -- such as the Minnesota Children's Museum and Saint Paul's new hockey arena -- that draw visitors to a refurbished business district. Minnesota Public Radio's William Wilcoxen reports on the sometimes uneasy coexistence of the area's inhabitants...