Investigate the bomb on the wall. Drain the energy of the bomb to defuse it. Approach the next bomb and quickly defuse it. Retrieve the blast shard inside to complete the mission.
This also unlocks a good and evil karma opportunities. You can defuse bombs and retrieve the shards inside or simply steal them from people that were carrying them. When playing as a good guy, it won't hurt your karma that much by picking easy shards from civilians. As long as you perform good actions and help people through good karma opportunities, your karma rank will still go up.