DPS RK Puram
Bomb threat mail to around 40 Delhi schools, sender demands USD 30,000
Delhi Police has traced origin of bomb threats received by schools: LG Saxena
Bomb threat in Delhi schools appears to be hoax; no need to panic: MHA
Bomb threats in seven Delhi-NCR schools including four DPS branches
DPS RK Puram vacated after bomb threat on email, nothing suspicious found