Authorities in Mexico are investigating the deaths of four people reportedly killed by a pack of dogs in a park.

BBC: Mexican pack of stray dogs 'kills four' in park

Or a machine that can sniff out explosives with greater accuracy than a pack of police dogs.

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Reports say a pack of stray dogs entered the zoo on Saturday night and attacked the blackbucks.

BBC: India: Probe into blackbuck killings at Kanpur zoo

The only thing there was a pack of hot dogs.

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But the only direct challenge we encountered on the rutted track came from a pack of 12 wild dogs that briefly blocked our path, and then lazily chased our small convoy for a few hundred metres.

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