July 11 (Reuters) - The following are the top stories in the Financial Times. Reuters has not verified these stories and does not vouch for their accuracy.

Headlines

- UK F-35 jet fleet dogged by delays and staff shortages, watchdog says

- Reeves puts reform of UK cash ISAs on hold following backlash

- Heathrow seeks rise in landing charges to fund 10 billion pound expansion

- Iran poses 'persistent' threat to UK, warns intelligence committee

Overview

- Britain's public spending watchdog has warned of "shortcomings" in the country's F-35 fighter jet programme, with delays, low pilot flying hours and personnel shortages undermining the fleet's effectiveness.

- British finance minister Rachel Reeves will next week put the brakes on plans to reform cash ISAs, the popular British tax-free savings product, after a fierce backlash from building societies and consumer champions.

- Heathrow airport has asked regulators to approve a 17% increase in landing charges to pay for a 10 billion pound ($13.55 billion) investment programme that it promises will take the airport's annual capacity to 92 million passengers.

- The UK parliament's intelligence and security committee has warned that Iran poses a "persistent and unpredictable" risk to Britain, highlighting the threat from Tehran towards UK-based dissidents and Jewish people.

($1 = 0.7378 pounds)

(Compiled by Bengaluru newsroom)

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