Dyfed-Powys police tell me they are still working on a 60km square search area around Machynlleth.
They keep in daily contact with April's parents, they said.
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Police have been granted extra time to question a man who is being held on suspicion of planning a terror attack.
The man opened fire at the house, shattering the front door and window.
Richard Broughton, 37, suffered fatal injuries after an "altercation where it is reported he was struck by a car", say police.