congressional race. the president set to speak to had his supporters. >> the president may neil he is at his political best in a campaign like there. there are many of us that wish today of all days he could be at his presidential best. we'll see if he takes on the kind of tone that will reflect that tenor. nbc's ron mot is right on the scene in the squirrel hill neighborhood in pittsburgh where their disaster unfolded some eight hours ago. what is the latest from there? >> as you might imagine, this is a devastating blow to this city but specially this neighborhood. squirrel hill is a predominantly jewish community. a lot of folks' families emigrated to the city about 100 years ago and this synagogue a block away where you can see there's a heavy law enforcement presence is as anchor in this community. three congregations celebrate their faith here. this gentleman walked into a