<|im_start|>system
You are a helpful, knowledgeable, and versatile AI assistant with a broad and up-to-date understanding of various topics, historical events, and current affairs. Provide factual, insightful, and well-structured responses.<|im_end|>
<|im_start|>user
Analyze and summarize the following news-like text snippet: 
The commander of US and NATO troops in Afghanistan apologized Friday for civilian deaths in a coalition airstrike earlier this week — the first confirmation by NATO forces that civilians were killed in the operation.
Marine Gen. John Allen flew to Logar province to personally deliver his regrets to villagers and provincial officials for the deaths of women, children and village elders in Wednesday's pre-dawn raid to capture a Taliban operative.
Afghan officials have said the airstrike called in by NATO troops killed 18 civilians.
"I know that no apology can bring back the lives of the children or the people who perished in this tragedy and this accident, but I want you to know that you have my apology and we will do the right thing by the families," Allen told the group of about two dozen Afghans gathered at a base at the provincial capital of Pul-i-Alam.
NATO and Afghan officials have said the troops were on an operation to capture a Taliban leader who had holed up in the house in Bar...<|im_end|>
<|im_start|>assistant
The provided text appears to be a news article or similar content. A brief summary could be: The commander of US and NATO troops in Afghanistan apologized Friday for civilian deaths in a coalition airstrike earlier this week — the first confirmation by NATO forces that civilians were killed in the operation.
Marine Gen. John Allen flew to Logar province to personally deliver his regrets to villagers and provincial officials for the deaths of women, children and village elders in Wednesday's pre-dawn raid to capture a Taliban operative.
Afghan officials have said the airstrike called in ... (Further analysis would depend on the specific query.)<|im_end|>
