A Yemeni military source warned youth and children from tampering with strange bodies or land mines in Saada city, northern Yemen. In statements Friday, a military source said that a land mine went off leaving two children injured. The children were messing up with shells thinking they are old and will not detonate, said a statement by the Yemeni police quoting eyewitnesses. The residents said that four children were killed in the blast. Source: MENA