Boy and three men arrested after knife incident

Four people have been arrested following a violent incident in Knottingley.
Police were called to Yew Tree Walk at about 18:50 BST on Friday, following reports of a dispute involving several males, one of whom was reported to have a bladed weapon.
Officers said no injuries had been reported but a 24-year old man was arrested on suspicion of affray at the scene, with a 30-year old man arrested later, on suspicion of affray and possession with intent to supply drugs.
West Yorkshire Police said a 19-year-old man and a 16-year-old boy were also later arrested on suspicion of affray. All four males remain in custody.
Anyone who witnessed the incident or has footage of what took place is asked to police.
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