Comment on

• Relativistic jet activity from the tidal disruption of a star by a massive black hole.

  Burrows DN, Kennea JA, Ghisellini G, Mangano V, Zhang B, Page KL, Eracleous M, Romano P, Sakamoto T, Falcone AD, Osborne JP, Campana S, Beardmore AP, Breeveld AA, Chester MM, Corbet R, Covino S, Cummings JR, D'Avanzo P, D'Elia V, Esposito P, Evans PA, Fugazza D, Gelbord JM, Hiroi K, Holland ST, Huang KY, Im M, Israel G, Jeon Y, Jeon YB, Jun HD, Kawai N, Kim JH, Krimm HA, Marshall FE, P Mészáros, Negoro H, Omodei N, Park WK, Perkins JS, Sugizaki M, Sung HI, Tagliaferri G, Troja E, Ueda Y, Urata Y, Usui R, Antonelli LA, Barthelmy SD, Cusumano G, Giommi P, Melandri A, Perri M, Racusin JL, Sbarufatti B, Siegel MH, Gehrels N. Burrows DN, et al. Nature. 2011 Aug 24;476(7361):421-4. doi: 10.1038/nature10374. Nature. 2011. PMID: 21866154
• Birth of a relativistic outflow in the unusual γ-ray transient Swift J164449.3+573451.

  Zauderer BA, Berger E, Soderberg AM, Loeb A, Narayan R, Frail DA, Petitpas GR, Brunthaler A, Chornock R, Carpenter JM, Pooley GG, Mooley K, Kulkarni SR, Margutti R, Fox DB, Nakar E, Patel NA, Volgenau NH, Culverhouse TL, Bietenholz MF, Rupen MP, Max-Moerbeck W, Readhead AC, Richards J, Shepherd M, Storm S, Hull CL. Zauderer BA, et al. Nature. 2011 Aug 24;476(7361):425-8. doi: 10.1038/nature10366. Nature. 2011. PMID: 21866155