article_snippet.sent: Jurors hearing the Boston .
article_snippet.sent: race, a federal judge told the panel on Tuesday as part of .
article_snippet.sent: instructions ahead of the trial's sentencing phase.
article_snippet.sent: gatherings,' Judge George O'Toole George O'Toole told jurors in U.S. District .
article_snippet.sent: Court in Boston, describing the sentencing phase as 'sensitive.'
article_snippet.sent: Judge George O'Toole said the sentencing phase of the trial - in which .
article_snippet.sent: witnesses will again be called to the stand - is expected to .
article_snippet.sent: take four weeks, followed by jury deliberations. '
article_snippet.sent: In the next phase of this case you will learn a lot more,' defense lawyer Judy Clarke told jurors during closing statements . in Tsarnaev's trial.
article_snippet.sent: During the guilt phase of the trial, U.S. District Judge George O'Toole had limited the amount of evidence the defense could present about the relationship between the brothers, who had immigrated to the United States from Russia a decade before the attack.
article_snippet.sent: But the sentencing phase, which the Justice Department announced on Friday would begin on April 21, will provide the defense with an opportunity to focus on that element of the case and possibly to call Tsarnaev to testify.
highlights_snippet.sent: This as the the sentencing phase of the trial, in which witnesses will again be called to the stand, is expected begin next week and to take four weeks .
  