and we have congressman murphy who is cochairing the congressional mental-health congress. when the conversation by phone or by facebook and twitter. "washington journal" is live every morning at 7:00 a.m. on c-span. >> on tuesday a house oversight committee hearing on security. that is live at 10:00 a.m. eastern on c-span3. >> a signature feature of the tv is the all-day coverage of book fairs and festivals from across the country with top nonfiction authors. here's our schedule this weekend. we will be in massachusetts for the boston folk festival. in the middle of the month it is the wheezing and a book festival in baton rouge. at the end of november we are alive for the 18th year in a row from florida for the miami book fair international this fall on booktv. >> coming up next, a look at whether law enforcement has become more difficult after the riots in ferguson, missouri. this 45 minutes. >> joining us next is heather macdonald who is a fellow at the manhattan institute for policy research. here to talk to us about the effects after civil unrest and ferguson and othe