successful in combating the islamic state and helping to relieve -- two re-weave the fabric between the shoney's and shiites. -- the sunnis and she is. -- sunnis and shiites. we do everything we can to expedite the shipment of arms, much of which is already in the pipeline. we need to extend payments. we need to help iraq and its conversations with the world bank and imf. we need to use our military advisers to their full effect. that may mean embedding advisers and iraqi units as the offensive moves forward. laura: do you agree with the house of representatives saying that u.s. should have the larger role in directing the troops as they try to defeat the islamic state? ryan: that depends on the assessments of those close to the fight on the ground. iraqi and american. it is the assessment of those military leaders that we need to do more to assist iraqi forces -- if it is the assessment of those military leaders we need to do more to assist iraqi forces, we should eat ready. laura: are you hopeful for iraq's future? ryan: since tikrit i am more hopeful that i've been in the past. i have learned

i'm guessing there ain't a shoney's or a pf chang's on the way. kind of cute. a little train. the kind of traveler i warn against. gripy, self-absorbed, immune to my surroundings. but as my brightly colored little train heads up into the hills from kalka station, known as the gateway to the himalayas, my world view starts to improve. ♪ the unnaturally bright colors of india start to pleasurably saturate my brain. the views from the window of ridiculously deep valleys, hundred-year-old bridges, it's, well, breath-taking. my fellow passengers, too, are irresistibly charming. the schoolkids in their uniform cheer in unison every time we pass through one of the tunnels. [ cheers ] >> hip hip hooray! >> hip hip hooray! >> hip hip hooray! >> i had pretty much forgotten about my hunger until the whistle stopped at barog. one of those, two of these. >> this place is named for a colonel barog, the british engineer tasked with building the line. >> thank you. the station and the adjacent tunnel bearing his name are rumored to be haunted. it's delicious. already behind schedule and plagu