International Mother's day was observed today across the world including Pakistan to express love for the tender care and countless sacrifices of the Mother.In a message on mother's day, Interior Minister Mohsin Naqvi has said that the most beautiful and sweet word in any language of the world is mother, which has no replacement.He paid salaam to the greatness of all mothers and saluted the mothers of martyrs who sacrificed their lives for the country.Source: Radio Pakistan