Islamabad - US Ambassador Richard olson on behalf of the American people, extended his deepest sympathies and condolences to the families of the victims of Wednesday’s heinous bus attack in Karachi, and strongly condemned this senseless terrorist act.  
In a statement, olson said that the United States remains steadfast in its commitment to the people of Pakistan in their efforts to counter terrorism, and supports the right of every person to worship as they choose, without fear of intimidation, coercion or violence.
“We support Pakistan’s efforts to bring all those involved to justice and stand ready to provide any appropriate assistance to authorities investigating this tragic attack”, the statement said.