Explosions outside the Kabul airport on Thursday, where thousands are gathered. Western nations had warned of a possible attack from Islamic State militants. An Afghan director and an Afghan singer comment on the chaos in Kabul. Both fled Afghanistan, one in the 1980s; the other, just over 10 days ago. Health care costs are skyrocketing for America’s veterans. A new study shows the total bill will be over a couple of trillion dollars by 2050.