NEW DELHI: Punjab deputy chief minister Sukhjinder Singh Randhawa on Friday took a dig at former chief minister Amarinder Singh and said they will investigate if his friend Aroosa Alam has links with Pakistan’s ISI. “Captain Amarinder Singh is saying that there’s a threat from ISI. We’ll look into his journalist friend Aroosa Alam’s connection with ISI. Captain kept raising drones issue coming from Pakistan for last 4.5 years,” Randhawa said. “Captain first raised this issue and later got BSF deployed in Punjab. We will ask DGP to look into this,” he added.