Two teenage boys have been arrested after two vehicles were set alight in the Fairwater area of Cardiff.
Police officers stopped the pair in a grey Renault car on Cardiff Road in Barry at around 2.30am on Thursday morning.
The pair were tracked down shortly after the alleged arson attacks on Lavender Grove in Fairwater.
Class A drugs, weapons and cash were seized from the vehicle.
Both youths, aged 15 and 18, remain in custody on suspicion of arson and drug offences.
South Wales Police say an investigation is underway.

Free Bleed Control Kits Offered to Community Groups Across the Vale of Glamorgan
Boverton fish and chip shop named in top 40 in the United Kingdom
Barry Beavers: The Swimming Club Giving Families Confidence, Community and Calm
Record-breaking month as 15 new organisations join Glamorgan Voluntary Services
Residents in Cardiff and Vale offered free access to nutrition and fitness app
Heart Charity encourages Half Marathon runners to make heart health part of their preparation
“More than just a sport”: Minister for culture and sport questioned on future of rugby in Wales
Fraud Warning Issued Over Scam Calls Targeting Patients
Councillors approve plans for over 300 new homes in Rhoose
Penarth school project sparks Welsh language transformation
South Wales and Gwent Police introduce new online portal for crime victims
Penarth Pier Pavilion Cinema awarded £65,000 for major equipment upgrade
New Cafe could be coming to High Street, should plans be approved
Reform MS Sarah Cooper-Lesadd has defected to Plaid Cymru
Public sector broadcasters facing “huge challenges”, according to Wales’ culture minister
Welsh Government Plans 30% Rates Cut for Hospitality and Leisure Businesses
Loan scheme to help bring landmark Cowbridge building back into use
Women less likely to receive lifesaving CPR as Calon Hearts calls for more realistic training
Shortlist announced for 2026 Vale and Bridgend Business Awards
Vale Council to Consider Changes to Recycling and Waste Services