Joe Ironside was the hero as third-tier Cambridge United stunned Premier League Newcastle with a 1-0 FA Cup victory at St James’ Park – and the U’s were not alone in producing a cup upset on third-round Saturday. Kidderminster 2-1 Reading Image: Fans celebrate with Kidderminster Harriers’ Amari Morgan-Smith after their victory over Reading Amari Morgan-Smith was Kidderminster’s late hero as they dumped Reading out with a shock 2-1 comeback victory. The National League North side – the lowest-ranked club left, and 79 places below their Championship visitors – came from behind to stun the Royals by the narrow result. George Puscas’ first goal for nine months gave Reading the lead before Sam Austin levelled after the break and Morgan-Smith struck with eight minutes remaining to earn a third-round giant-killing. Image: Kidderminster’s Sam Austin celebrates after scoring his side’s first goal of the game to make it 1-1 Defeat increased the pressure on Royals boss Veljko ...