'I’m worried sick’: Father seeks help as search for missing Provo twins continues

What happened

The father of missing Provo twins Amelia and Sophia Johns is seeking help as the search continues, with an active arrest warrant against the mother for felony custodial interference. Law enforcement and private investigators are working to locate the girls, who have been missing for about 15 months.

Timeline

1. Oct 20, 1:25 PM KUTV 2News 'I’m worried sick’: Father seeks help as search for missing Provo twins continues
2. Oct 20, 1:59 PM KUTV 2News (YouTube) 'I’m worried sick’: Father seeks help as search for missing Provo twins continues

Written by Utah Relay from the reports below. The reporting belongs to the outlets named; follow the links for their full stories.