Washington (AFP) – The United States needs to keep engaging Pakistan despite lingering distrust over Afghanistan, with investment and climate cooperation key to reducing the South Asian nation’s growing reliance on China, a study group recommended Tuesday. The group released its findings during a visit to Washington by the head of Pakistan’s powerful military, General Qamar Javed Bajwa, a week after a trip by the civilian foreign minister, Bilawal Bhutto Zardari. The study group, which did not involve the US government, included scholars and former US ambassadors to Pakistan Ryan Crocker, Came…