phil leb. >>> if you drove to your destination this week you probably appreciated the few bucks you saved at the pump this year getting around by car is cheaper now, but will low gas prices hold for the summer months? jackie de angeles takes a look. >> reporter: the summer driving season is on and aaa says that more than 37 million americans will have hit the road this while prices are a little less than a dollar cheaper than last year at this time, they still surged ahead of the holiday and are likely to climb all the way until july 4th. >> come out of their maintenance schedules, runni o almo 94%, 95% of capacity and gasoline market is very well supplied at this time so i don't ink you'll see prices rise say, 10 to 15 cents more than where they are right now, unless you see some major refinery problems going into the july 4th weekend. >> reporter: the average price of gas is a helpful barometer, but keep in mind that certain states have seen more dramatic increases because of regional production problems and refinery issues that's according to aaa. west coast and mid western drivers, th

phil leb has more tonight. >> it looks like any other semi but this freightliner could revolutionize the way trucks operate. it controls steering acceleration and freeing up truck drivers to do less truck driving. >> he still sits at his seat and is in charge but does the monitoring of the truck and the traffic just as much as a pilot would do that but the systems basically take over and do the everyday steering for the many long hours on end in those trucks. >> freight laners self-driving is licensed in nevada the first state to okay an self-driving truck. for most states allowing the trucks will take some time. the primary concern is safety. approximately 4,000 people were killed in trucking related accidents last year and the number of fatalities is rising as the economy improves and more goods are hauled on highways. >> it will likely be several years before we see large numbers of self-driving semis on american roads. and when it happens, you'll still see drivers in the cab, but increasingly especially on the long haul routes the trucks will be driving themselves. fill lebeau "n