\begin{thebibliography}{} \makeatletter \relax \def\mn@urlcharsother{\let\do\@makeother \do\$\do\&\do\#\do\^\do\_\do\%\do\~} \def\mn@doi{\begingroup\mn@urlcharsother \@ifnextchar [ {\mn@doi@} {\mn@doi@[]}} \def\mn@doi@[#1]#2{\def\@tempa{#1}\ifx\@tempa\@empty \href {http://dx.doi.org/#2} {doi:#2}\else \href {http://dx.doi.org/#2} {#1}\fi \endgroup} \def\mn@eprint#1#2{\mn@eprint@#1:#2::\@nil} \def\mn@eprint@arXiv#1{\href {http://arxiv.org/abs/#1} {{\tt arXiv:#1}}} \def\mn@eprint@dblp#1{\href {http://dblp.uni-trier.de/rec/bibtex/#1.xml} {dblp:#1}} \def\mn@eprint@#1:#2:#3:#4\@nil{\def\@tempa {#1}\def\@tempb {#2}\def\@tempc {#3}\ifx \@tempc \@empty \let \@tempc \@tempb \let \@tempb \@tempa \fi \ifx \@tempb \@empty \def\@tempb {arXiv}\fi \@ifundefined {mn@eprint@\@tempb}{\@tempb:\@tempc}{\expandafter \expandafter \csname mn@eprint@\@tempb\endcsname \expandafter{\@tempc}}} \bibitem[\protect\citeauthoryear{{Bentz} \& {Katz}}{{Bentz} \& {Katz}}{2015}]{2015PASP..127...67B} {Bentz} M.~C., {Katz} S., 2015, \mn@doi [\pasp] {10.1086/679601}, \href {http://adsabs.harvard.edu/abs/2015PASP..127...67B} {127, 67} \bibitem[\protect\citeauthoryear{{Cackett}, {Horne} \& {Winkler}}{{Cackett} et~al.}{2007}]{2007MNRAS.380..669C} {Cackett} E.~M., {Horne} K., {Winkler} H., 2007, \mn@doi [MNRAS] {10.1111/j.1365-2966.2007.12098.x}, \href {http://adsabs.harvard.edu/abs/2007MNRAS.380..669C} {380, 669} \bibitem[\protect\citeauthoryear{{Collier}, {Horne}, {Wanders} \& {Peterson}}{{Collier} et~al.}{1999}]{1999MNRAS.302L..24C} {Collier} S., {Horne} K., {Wanders} I., {Peterson} B.~M., 1999, \mn@doi [\mnras] {10.1046/j.1365-8711.1999.02250.x}, \href {http://adsabs.harvard.edu/abs/1999MNRAS.302L..24C} {302, L24} \bibitem[\protect\citeauthoryear{{De Rosa} et~al.,}{{De Rosa} et~al.}{2015}]{2015ApJ...806..128D} {De Rosa} G., et~al., 2015, \mn@doi [\apj] {10.1088/0004-637X/806/1/128}, \href {http://adsabs.harvard.edu/abs/2015ApJ...806..128D} {806, 128} \bibitem[\protect\citeauthoryear{{Edelson} et~al.,}{{Edelson} et~al.}{2015}]{2015ApJ...806..129E} {Edelson} R., et~al., 2015, \mn@doi [\apj] {10.1088/0004-637X/806/1/129}, \href {http://adsabs.harvard.edu/abs/2015ApJ...806..129E} {806, 129} \bibitem[\protect\citeauthoryear{{Fabian}}{{Fabian}}{2012}]{2012ARA&A..50..455F} {Fabian} A.~C., 2012, \mn@doi [\araa] {10.1146/annurev-astro-081811-125521}, \href {http://adsabs.harvard.edu/abs/2012ARA%26A..50..455F} {50, 455} \bibitem[\protect\citeauthoryear{{Fausnaugh} et~al.,}{{Fausnaugh} et~al.}{2016}]{2016ApJ...821...56F} {Fausnaugh} M.~M., et~al., 2016, \mn@doi [ApJ] {10.3847/0004-637X/821/1/56}, \href {http://adsabs.harvard.edu/abs/2016ApJ...821...56F} {821, 56} \bibitem[\protect\citeauthoryear{{Kara}, {Miller}, {Reynolds} \& {Dai}}{{Kara} et~al.}{2016}]{2016Natur.535..388K} {Kara} E., {Miller} J.~M., {Reynolds} C., {Dai} L., 2016, \mn@doi [\nat] {10.1038/nature18007}, \href {http://adsabs.harvard.edu/abs/2016Natur.535..388K} {535, 388} \bibitem[\protect\citeauthoryear{{Peterson}}{{Peterson}}{2014}]{2014SSRv..183..253P} {Peterson} B.~M., 2014, \mn@doi [\ssr] {10.1007/s11214-013-9987-4}, \href {http://adsabs.harvard.edu/abs/2014SSRv..183..253P} {183, 253} \bibitem[\protect\citeauthoryear{{Shakura} \& {Sunyaev}}{{Shakura} \& {Sunyaev}}{1973}]{1973A&A....24..337S} {Shakura} N.~I., {Sunyaev} R.~A., 1973, \aap, \href {http://adsabs.harvard.edu/abs/1973A%26A....24..337S} {24, 337} \bibitem[\protect\citeauthoryear{{Uttley}, {Cackett}, {Fabian}, {Kara} \& {Wilkins}}{{Uttley} et~al.}{2014}]{2014A&ARv..22...72U} {Uttley} P., {Cackett} E.~M., {Fabian} A.~C., {Kara} E., {Wilkins} D.~R., 2014, \mn@doi [A\&ARv] {10.1007/s00159-014-0072-0}, \href {http://adsabs.harvard.edu/abs/2014A%26ARv..22...72U} {22, 72} \bibitem[\protect\citeauthoryear{{Zoghbi}, {Reynolds} \& {Cackett}}{{Zoghbi} et~al.}{2013}]{2013ApJ...777...24Z} {Zoghbi} A., {Reynolds} C., {Cackett} E.~M., 2013, \mn@doi [ApJ] {10.1088/0004-637X/777/1/24}, \href {http://adsabs.harvard.edu/abs/2013ApJ...777...24Z} {777, 24} \makeatother \end{thebibliography}