Some U.S. Lawmakers Still Undecided on Iran Nuclear Deal

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asset (s) – n. a valuable thing, such as money, property or stock shares

sanction (s) – n. action taken or an order that given to force a country to obey international laws by limiting or stopping trade with that country

status quo – n. the way things are now

complicated – adj. hard to understand or explain    

chant (s) – v. say something many times in a rhythmic way usually loudly and in a group

challenge – n. to say or show that (something) may not be true, correct, or legal