In this task, you will be shown a passage. You need to write a fill-in-the-gap question based on your understanding of the events that might be inferred from the passage. Your question should be answerable based on the passage and only have one correct answer. Show the gap in your question with a _ .

(CNN) -- As outrage over the shooting death of 17-year-old Trayvon Martin continues to grip the nation, key questions remain unanswered over what happened the night of February 26 as conflicting accounts are given by witnesses and attorneys for both sides. What is known is that Martin, wearing a hoodie, ventured out from his father's fiancee's home in Sanford, Florida, to get a snack at a nearby convenience store. As he trekked back to the home with a bag of Skittles and an Arizona iced tea, he was shot and killed by George Zimmerman, a 28-year-old neighborhood watch volunteer. Martin was unarmed. Zimmerman has said he acted in self-defense.A witness speaks to CNN for a second time, offering new details of the shootingShe says she is certain it was a younger voice yelling for helpMembers of Zimmerman's legal team question the witness' recollection
Martin's relatives have said they are certain the voice heard on the 911 call is _'s.

United Nations (CNN) The Trump administration's new US ambassador to the United Nations strongly denounced Russia and China for vetoing a resolution against Syria on Tuesday. The latest attempt to punish Syrian regime leaders failed after the two permanent members voted against a resolution to impose sanctions for Damascus' use of chemical weapons, the first vetoes by Russia and China before US Ambassador Nikki Haley. "Russia and China made an outrageous and indefensible choice today," Haley said, speaking in the Security Council chamber after the vote. "It is a sad day on the Security Council when members start making excuses for other member states killing their own people."It was Russia's seventh veto of a Security Council resolution against SyriaThe resolution would have condemned the use of chemical weapons in Syria
Before the veto, French _ Ambassador Francois Delattre said, "It's a moment of truth."

A US soldier is in 'physical danger' from fellow soldiers who feel he betrayed his country, according to his lawyer ahead of his trial for desertion. Sergeant Bowe Bergdahl, from Idaho, was held prisoner for five years by the Taliban - but now faces military charges in the US - including desertion - for leaving his post in June 2009. He is facing his initial court appearance in the case starting Thursday at Fort Sam Houston in San Antonio, Texas, where he has been stationed since returning to America last year. But it has emerged today how his defense team told a military tribunal that Bergdahl had been in danger for a year from those who believe he betrayed his homeland.Officials say Bowe Bergdahl left post in Afghanistan before being capturedReleased by Taliban in a prisoner exchange for five Taliban commandersThe 29-year-old faces charges of desertion and misbehavior before enemyHe is in 'physical danger' from those claiming he betrayed US, says lawyer

His immediate commander believes he is in physical danger, and therefore has required since last year that he be accompanied by NCOs [non-commissioned officers] whenever he leaves _.'