Cordon is in place while chemical is identified. Ambulance staff are treating nine people.
M6 closed in both directions between J3 A444 / B4113 (Nuneaton / Bedworth / Coventry) and J4 M42 / A446 (Coleshill), congestion on M6 to J2 M69 / A46 (Coventry) Northbound.
More top news
The puppy has since been named Clark, after Superman alias Clark Kent, who famously emerged from phone boxes as the legendary superhero.
Warwickshire Police have released a CCTV image after a motorbike was stolen in Nuneaton.
You've been sending in some beautiful photos over the weekend of local beauty spots in your area.