Officials reveal the 15-year-old behind Monday’s Madison school shooting had been communicating online with a 20-year-old man. Police say he allegedly planned a separate attack from his home in Carlsbad, California. Authorities have searched his residence and ordered him to surrender his weapons.

California court documents revealed that the 15-year-old Madison, Wisconsin, school shooting suspect was in contact with a man who was allegedly plotting another attack. This comes as the identities of the two Abundant Life Christian School fatal shooting victims have been revealed. CBS News’ Ian Lee reports.