it's in other places too. >> suarez: thanks for joining us, christopher boucek. >> thank you. >> lehrer: now, some perspective on the mideast turmoil from two former national security advisors. zbigniew brzezinski held that post for president carter. he's now a counselor at the center for strategic and international studies. and brent scowcroft had the same job during the george h.w. bush administration. he now has his own consulting firm. dr. brzezinski, are all of these events-- egypt, yemen, add in bahrain and syria as well as libya obviously-- are they all connected? >> they are, of course, all connected in a way. but also, of course, each of them has its own independent dimension. still i think we're dealing with a phenomenon which, if not handled correctly, can either plunge the region into increasing violence, disarray, or alternatively after a period of time begins to settle and evolve and stabilize. how we play and how our friends play and how the international community plays it and ultimately also how the arab league plays it is absolutely critically important. >> lehrer: whe