A 29-year-old with a lengthy arrest history was released without bail on an assault and robbery case — only to mug a 93-year-old man in Lower Manhattan a month later, according to police and court records. Ahmad Tucker was arraigned on robbery and assault charges Wednesday after his latest scrape with the law, with police reporting that he knocked the elderly victim to the ground in Lower Manhattan and stole $30 and the man’s MetroCard. The victim was counting the money outside of 274 Grand St. when he was attacked on Sept. 28, according to court records. Tucker was arraigned...