A 23-year-old Union Public Service Commission (UPSC) aspirant was apprehended from Kanpur in Uttar Pradesh for allegedly impersonating a member of a cross-border organisation operating from Lahore, Pakistan, and telephonically threatening his former roommate with bomb blasts in Delhi, police said on Friday, reported Hindustantimes. According to the Hindustantimes report, the accused contacted his former roommate over the phone, claiming that both had been selected to carry out bomb explosions in the national capital. Police said the individual was impersonating an associate of a group based in Lahore, though no further organisational details were disclosed.