A person that is a0 is involved in some matter.

A person that is implicated is involved in some matter.

Explanation:

An implicated person is one who has undergone a certain process, that is, this person is involved, is part of a certain subject.

The verb to imply, from the Latin implicāre, can refer to enmesh, involve, contain or carry within itself. That is why it is said that if a person is linked to some subject, he is involved in it. In this sense, reference can be made to the involvement of a man in a robbery if certain evidence has been found that incriminates him: "The supervisor said he is about to prove the implication of the accused in the bank robbery", "The police suspect that the businessman is implicated in a money laundering operation "," It is incredible: they arrested me without any evidence about my implication in the crime ".

implicated