This annual concert at Madison Square Garden features two salsa giants: Victor Manuelle, a leading young sonero, or improvising singer, who is not above dipping into reggaetón to score a hit, and Gilberto Santa Rosa, an unswerving traditionalist for three decades.

Shah-e-Kot Valley, Afghanistan. March 2002. I strained to see over the soldiers in front of me. They were struggling to shuffle off the bird as quickly as they could. I dragged my ruck across the floor of the aircraft in my right hand.

For example, certain pharmacologic properties — such as rapid onset and short duration of action, high potency, water solubility, injectibility, and smokability — render some medications intrinsically more abusable than others.

If anything happens to me I want you to promise me something. Promise me you'll make a new life for yourself. As soon as you can. You're very young. Don't get the gloomies and be a martyr, please.