european countries have been unable to agree on rules or quotas for accepting them. and migrants are too desperate to care. allen pizzey, cbs news, rome. >> forecasters say the u.s. wildfire season is not shaping up well. the areas in red here are facing above average fire potential over the next few months due in part to severe drought. the orange areas are where the danger is expected to increase. last year more than 63,000 wildfires burned over 3.6 million acres. about 90% of wildfires are caused by humans. >> glor: a big republican presidential field in 2016 will get significantly bigger this week with at least three new entrants. nancy cordes is in our washington bureau, nancy, two announcements tomorrow. >> that's right, jeff. dr. ben carson is making an announcement in detroit and businesswoman carly fereena is expected to make it official too. carson got a lot of early attention from social conservatives. the question is whether this