The manager of the Domino's Pizza where Thavisha Peiris worked said that four of his drivers are so worried since the murder they have quit their jobs.
Ravi Marripudi paid tribute to the "kind" 25-year-old IT graduate.
It is so shocking, he was such a kind person.
If someone had wanted money, he would not have fought. He would have handed it over. He was just a really nice person.
He was very excited about his new job.
More top news
"I saw a lot of smoke come out from the tail-end of the aircraft. I wondered if it was normal, whether it was just exhaust fumes."
The House of Commons Petitions Committee has said they will keep an eye on the petition and are concerned about fraudulent signatures.
David Cameron will be facing a hostile audience when he meets with leaders from the remaining 27 EU nations this week, writes James Mates.