You can now read 10 articles in a month for free on BostonGlobe.com. Read as much as you want anywhere and anytime for just 99¢.

The Boston Globe

Metro

Evidence mounts of radical turn for suspected bomber

Older brother broke angrily with Muslim speakers

Tamerlan Tsarnaev, one of the brothers accused of bombing the Boston Marathon, angrily disrupted a January talk at a Cambridge mosque when a speaker compared the Prophet Mohammed and the peace activist Martin Luther King Jr., the second time in recent months that Tsarnaev’s radical theology collided with mainstream Muslim faith at a public religious talk.

In the days since the suspects were identified last week, a picture has emerged of 26-year-old Tamerlan Tsarnaev — the elder of the two brothers, who was killed Friday in the battle with police — as an increasingly militant immigrant, whom family members described as unhappy and mean.

Loading comments...

You have reached the limit of 10 free articles in a month

Stay informed with unlimited access to Boston’s trusted news source.

  • High-quality journalism from the region’s largest newsroom
  • Convenient access across all of your devices
  • Today’s Headlines daily newsletter
  • Subscriber-only access to exclusive offers, events, contests, eBooks, and more
  • Less than 25¢ a week