RAWALPINDI – US Deputy Under Secretary HeidiGrantcalled on Chief of Army Staff General Raheel Sharif here at the Army Headquarters, according to a press release issued by the Inter-Services Public Relations on Monday. Matters of mutual interest including regional stability were discussed during the meeting, the release said. Quoting sources, the INP news service reported that the US official appreciated Pakistan’s role in fight against terrorism. She hoped that the ongoing cooperation between Pakistan and the US would be further emboldened.