PETERSON, Minn. — A. rural Winona County man reported he had been corresponding online with a woman since February and exchanged photos and videos and sent what he estimated to be $3,000 in gift cards. Suddenly suspicious, he went the sheriff’s office about 3 p.m. An investigator did some digging and concluded the correspondent was in Nigeria and may or may not have been female. The man, age 28, was advised to block his phone, change numbers, close accounts, and cancel cards. The man’s address is on County Road 29 near the Fillmore County line.