Lucknow, Feb. 26: At least 24 people were arrested from various places here today in connection with a leak of Railway Recruitment Board exam question papers, reports our special correspondent.

The examination for Group 4 employees, for which over 3,000 candidates had appeared in various centres today, was cancelled following news of the leak.

Although the questions were not leaked here, several candidates were found carrying the questions to the exam centres and also the answers, police claimed.

The police are probing the modus operandi of the gang.