(Portland, OR) -- Following a convenience store robbery in North Portland, a police officer staked out another convenience store and caught the suspect allegedly in the act. Portland Police say about an hour after the first robbery on November 17th, an officer saw the suspect enter another store. Officers surrounded the store and arrested 24-year-old Kirmarji Trent-Grant. Detectives connected him to several other felony robberies. They've posting his picture, because they believe there are more victims and they want them to come forward.