Members of the national press corps are arriving here at the convention press center and immediately gathering around television monitors to follow coverage of the police shootings in Baton Rouge, La..

Producers of network and cable news programs are changing rundowns for tonight’s shows to provide extensive coverage stories of the shootings instead of pre planned stories on the convention.

Cleveland is already under tight security, and police are concerned that the police killings in Louisiana will require even more restrictions on planned demonstrations and movement in and around the city.

Joe Angotti is a Monmouth College visiting distinguished professor of communication and former senior vice president of NBC.