Indicate a text span in the passage about which an inquisitive question is asked. (note, don't answer the question).
One example: Sentence: The Obama administration is developing additional screening protocols for airline passengers both overseas and in the United States to control infectious diseases such as Ebola, President Barack Obama said Monday .<sep>Question: What was the duration of the Obama administration?
Solution is here: Obama administration
Explanation: It guesses the right span of the sentence where the question is from.

Now, solve this: Sentence: A surprising surge in the U . S . trade deficit raised fears that the nation ' s export drive has stalled , and caused new turmoil in financial markets .<sep>Question: Why would our export drive have stalled in other nations?
Solution:
the nation ' s export drive has stalled ,