Your wife would need to file a Connecticut Non-Resident return, since she earned income there.
Whatever amount of tax is due on that income, in that interview indicate that the tax amount was paid to Massachusetts, so there should be no tax due to CT.
More info:
https://portal.ct.gov/DRS/Individuals/Individual-Tax-Page/Nonresidents-wCT-Source-Inc
Edited 4/15/19 11:24 am
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