The schoolgirl was shot by a gunman who chased his intended target into the family home in Dovecot on Monday (August 22).<br /><br />On Friday (August 26), police confirmed a 36-year-old man from the Huyton area had been arrested on suspicion of Olivia’s murder.<br /><br />He was also arrested on suspicion of two counts of attempted murder.<br /><br />Det Supt Mark Baker said: “Although we have made an arrest in connection with the horrific murder of Olivia, I want to make it completely clear that we need any information about this vehicle or the wider investigation as much as ever.<br /><br />“Whatever information you have, and whether you are sure that it is the same vehicle or not, pass it on and we will assess its importance.”<br /><br />The video showed the man being led out of a property and towards a police van, surrounded by armed officers, on Thursday evening (August 25).
