Cryptic clues

Across

10 I get into problem with Lundgren after people start looting (10) 11 Bosses who can cope? (8) 13 The Queen writes them birthday letters about Anna in secret (12) 14 Twins caught up in stratagem in Italy (6) 16 Unfortunate events outside advanced universities (11) 18 Artist’s model is prone (7) 20 Skaters produce runs in the nude (7) 22 Am I following former lover to state assessment? (11) 23 Exiled with fortified wine confiscated? (8) 26 Thinks long and hard to find part of wagon is essential (8) 30 Yearly clear-out makes water source hygienic (6-5) 31 Explain how I fly car around (7) 34 Resumes business with no peers involved (7) 35 Annoying when Russian money is stashed in heavy book (11) 36 Fastener for repositioning pleats (6) 38 Type of flying object without a name (12) 41 Zooms in using lens gear (8) 42 United Nations warning call perceived to be unexpected (10)

Down

1 Discounts on restaurant’s featured meals (8) 2 Return overalls covered in pastry (8) 3 Ledger holds advantage (4) 4 Transports bearskin from burglaries (5-3) 5 Strangely, I’d be thin after I became self-conscious (9) 6 Kitty vacated when Dave wasn’t around (3) 7 California and Nebraska briefly reveal sugar plant (4) 8 Those I revile don’t keep returning parcels (10) 9 Help social workers become deputies (10) 12 Rare? Tom Jones insists it’s not! (7) 15 Requesting mix of ink and gas (6) 17 Readjust back catalogue (9) 19 Organ series is a genius idea (9) 21 Join draw (3) 23 Dies concealing stress and worries (10) 24 Human being takes friend to heart (10) 25 Extra Express replaces public relations with leading columnists (6) 27 Little creature cast out as fleas show up (3) 28 Obtaining understanding (7) 29 Embracing lending of new fashion (9) 31 A hand that serves? (5,3) 32 Back inside silo, dinosaurs were lauded (8) 33 Dig line dancing after finally, reluctantly succumbing (8) 37 First lion on Noah’s boat has some fun! (4) 39 Mountain dweller to be seen between one and ten (4) 40 Catered for casual Federer (3)