Procter & Gamble (NYSE:PG) says it will convert up to 20% of its outsourced truck load...

Procter & Gamble (NYSE:PG) says it will convert up to 20% of its outsourced truck load shipments to natural gas vehicles within the next two years. Keep an eye on Cummins (NYSE:CMI), Westport Innovation (WPI), and Navistar (NYSE:NAV) off the news which bodes well for the sector.