In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].

[Q]: The family of schoolgirl Alice Gross have demanded to know how her murderer got into Britain despite killing his wife in his native Latvia. The 14-year-old went missing in August last year and her body was discovered the following month in the Grand Union Canal in Ealing, west London. Her killer Arnis Zalkalns, 41, had been named as a suspect in her disappearance but his body was later found hanging in a woodland nearby. Police later confirmed that the Latvian builder, who had come to the UK in 2007, was responsible, and the CPS announced that he would have been charged with murder if alive.Alice went missing last year and body later found in canal in west LondonThe man suspected of killing her was found hanging in woodland nearbyArnis Zalkalns had been jailed in native Latvia for 7 years for killing his wifeCame to UK in 2007 and in 2009 was arrested on suspicion of sex asault 
 Question:Mr Thacker told the court, that _'s nationality was not the issue here and that Alice's family 'just want answers'.
[A]: Arnis Zalkalns


[Q]: A recent outbreak of E. coli linked to Chipotle restaurants in nine U.S. states has caused sales to plummet by as much as 22 percent in recent weeks, the restaurant chain announced on Friday. The Denver-based chain said sales trends have been 'extremely volatile' since it closed restaurants in Oregon and Washington in early November as a result of the outbreak. Earlier on Friday, the Centers for Disease Control and Prevention said the outbreak had expanded to nine states, with a total of 52 reported illnesses. That was up from the six states and 45 illnesses as of late November.Sales have dived by 22 percent in recent weeks as E. coli outbreak expands52 people in nine U.S. states have gotten sick from eating at Chipotle restaurantsE. coli bacteria cause diarrhea and abdominal pains, according to the Centers for Disease Control and Prevention 
 Question:_, which is known for touting the quality of its ingredients, also said Friday it was tightening its food standards.
[A]: Chipotle


[Q]: A suspected serial killer has denied brutally murdering three women in a popular Spanish tourist destination. German national Abdelkader Salhi became known in Spain as the '10 killer' after he allegedly murdered two prostitutes on August 10 and September 10, 2011. Both victims had their credit cards and PIN numbers stolen before they were repeatedly stabbed to death. Salhi, 46, was arrested at a gym near his home in Fontana Beach, Riviera del Sol, a kilometre from the first victim's house in October 2011. At the time of his arrest, he was using a forged Irish passport under the name of Martin Sparitt.Abdelkader Salhi was arrested for alleged murder of two prostitutes in 2011Also accused of killing a third woman in the popular Spanish destinationSentenced to 18 years in 1988 for killing a woman in a robbery in GermanySalhi has been told he will face up to 63 years in jail if he is found guilty 
 Question:Salhi has lived in _ since 2007, according to Spanish newspaper Diario de Sevilla.
[A]:
Spain