New bipartisan bill would make it a federal crime to assault or kill first responders. It's named after slain Kansas City firefighter-paramedic Graham Hoffman.

The assault comes weeks after 2 9-year-old Kansas City firefighter-paramedic Graham Hoffman was fatally stabbed in the heart early April 27 during a routine call in Kansas City’s Northland.

KANSAS CITY, Mo. — Hundreds of motorcyclists took to the streets of Kansas City on Saturday morning to honor Graham Hoffman, a Kansas City firefighter paramedic who was killed in late April.

From Blue Springs to Kansas City, Missouri, driving by Station 42, almost 400 motorcyclists rode 49 miles on Saturday morning to honor fallen KCFD paramedic firefighter Graham Hoffman.