Man arrested in Omaha armed with knife after failed robbery attempts

OMAHA, Neb. -- Omaha Police detained a man outside of a business Monday night and began piecing together what just happened. 

In the end, they determined that 46-year-old Joseph Moore enter Almas Convenient Store, claimed he had a knife, and demanded money. 

They said he left the store at 16th and Vinton about 9 p.m. without money nut then approached a man outside. 

He allegedly broke the man's necklace, pulled a knife out, and began making threats. 

Police booked him for attempted robbery, making terroristic threats, destruction of property, and two counts of use of a weapon to commit a felony.