London. It was ef r chaos, every man for himself. A bomb partially explodes on a london survey. Dozens hurt. Now england on high alert. The city of london has raised the Terror Threat to critical tonight after todays explosion. Authorities are labeling this a terrorist attack, and here is what we know right now at 6 00. Authorities have identified a suspect and theres an active manhunt to find that person. 29 people were hurt when the improvised device triggered on the subway train happened in londons affluent Parsons Green neighborhood. Everyone hurt in the incident is expected to survive. Two u. S. Intelligence officials tell nbc news they believe the device may have detonated earlier than intended because it didnt fully explode, but flashed and burned. President trump tweeted that the explosion happened at the hand of loser terrorists. He said those responsible were in the sights of british Law Enforcement before the explosion. The british Prime Minister rebuked the president saying