and we're sort of near the front part of petra. there's a road right behind us.t's called the obalise tomb. and in 20 minutes you'll be standing in front of the treasury, which was the financial capital of the world 1,700 years ago when camels carried spices through these streets. and it is a spectacular building. >> all right. thank you very much, erin. talk to you later. another billion-dollar pharma/biotech hook-up. isis pharma and glaxosmithkline are the two companies involved. you know what this means. that's right, mike huckman on the case back at hq with one of the players in another "cnbc exclusive." michael. >> good morning, mark. isis shares, by the way, up 8% right now. the mp&a trend continues in biopharma this morning. mergers, partnerships and acquisitions. this latest one potentially worth more than $1.5 billion over time to isis pharmaceuticals. joining me live from san diego in another cnbc exclusive is isis chairman, founder and ceo, dr. stanley crook. good morning, dr. crook. thank you for being here. >> good morning, mike. >> this announcement