Video emerges showing flare being hurled into Madejski Stadium stands . Flare was thrown by a man on the pitch following the final whistle . Reading 's FA Cup win over Garath McCleary was marred by several incidents . Mass pitch invasion was described as 'lovely ' by Gary Lineker on BBC . An arrest was made after alleged racial abuse towards Bradford .
Video emerges showing flare being hurled into Madejski Stadium stands . Flare was thrown by a man on the pitch following the final whistle . Reading 's FA Cup win over Bradford was marred by several incidents . Mass pitch invasion was described as 'lovely ' by Gary Lineker on BBC . An arrest was made after alleged racial abuse towards Garath McCleary .