A 77-year old Ashland man is hospitalized with life-threatening injuries after being hit by a semi.  It happened yesterday morning, at around 3am, in Ashland County.  According to the highway patrol, the semi was traveling on I-71, near the 250 overpass, when the pedestrian walked into the right lane of traffic.  The driver of the semi, a 33-year old man from Elyria, was not injured.  The patrol says he is not considered to be at fault.