library("rvest")
## Loading required package: xml2
url <- "http://www.espn.com/nfl/statistics/player/_/stat/passing/sort/passingYards/year/2017/seasontype/2"

QB_Data <- read_html(url)

QB<-QB_Data%>%html_nodes("table")%>%.[1]%>%html_table(fill=TRUE) 
QB
## [[1]]
##    X1                     X2    X3   X4  X5   X6    X7    X8   X9 X10 X11
## 1  RK                 PLAYER  TEAM COMP ATT  PCT   YDS YDS/A LONG  TD INT
## 2   1          Tom Brady, QB    NE  385 581 66.3 4,577  7.88   64  32   8
## 3   2      Philip Rivers, QB   LAC  360 575 62.6 4,515  7.85   75  28  10
## 4   3   Matthew Stafford, QB   DET  371 565 65.7 4,446  7.87   71  29  10
## 5   4         Drew Brees, QB    NO  386 536 72.0 4,334  8.09   54  23   8
## 6   5 Ben Roethlisberger, QB   PIT  360 561 64.2 4,251  7.58   97  28  14
## 7   6          Matt Ryan, QB   ATL  342 529 64.7 4,095  7.74   88  20  12
## 8   7       Kirk Cousins, QB   WSH  347 540 64.3 4,093  7.58   74  27  13
## 9   8         Alex Smith, QB    KC  341 505 67.5 4,042  8.00   79  26   5
## 10  9     Russell Wilson, QB   SEA  339 553 61.3 3,983  7.20   74  34  11
## 11 10         Jared Goff, QB   LAR  296 477 62.1 3,804  7.98   94  28   7
## 12 RK                 PLAYER  TEAM COMP ATT  PCT   YDS YDS/A LONG  TD INT
## 13 11      Blake Bortles, QB   JAX  315 523 60.2 3,687  7.05   75  21  13
## 14 12        Case Keenum, QB   MIN  325 481 67.6 3,547  7.37   65  22   7
## 15 13     Jameis Winston, QB    TB  282 442 63.8 3,504  7.93   70  19  11
## 16 14         Derek Carr, QB   OAK  323 515 62.7 3,496  6.79   87  22  13
## 17 15        Eli Manning, QB   NYG  352 571 61.6 3,468  6.07   77  19  13
## 18 16       Dak Prescott, QB   DAL  308 490 62.9 3,324  6.78   81  22  13
## 19 17        Andy Dalton, QB   CIN  297 496 59.9 3,320  6.69   77  25  12
## 20 18         Cam Newton, QB   CAR  291 492 59.1 3,302  6.71   64  22  16
## 21 19       Carson Wentz, QB   PHI  265 440 60.2 3,296  7.49   72  33   7
## 22 20     Marcus Mariota, QB   TEN  281 453 62.0 3,232  7.14   75  13  15
## 23 RK                 PLAYER  TEAM COMP ATT  PCT   YDS YDS/A LONG  TD INT
## 24 21         Joe Flacco, QB   BAL  352 549 64.1 3,141  5.72   66  18  13
## 25 22    Jacoby Brissett, QB   IND  276 469 58.8 3,098  6.61   80  13   7
## 26 23        Josh McCown, QB   NYJ  267 397 67.3 2,926  7.37   69  18   9
## 27 24      DeShone Kizer, QB   CLE  255 476 53.6 2,894  6.08   56  11  22
## 28 25       Tyrod Taylor, QB   BUF  263 420 62.6 2,799  6.66   47  14   4
## 29 26         Jay Cutler, QB   MIA  266 429 62.0 2,666  6.21   65  19  14
## 30 27     Trevor Siemian, QB   DEN  206 349 59.0 2,285  6.55   44  12  14
## 31 28  Mitchell Trubisky, QB   CHI  196 330 59.4 2,193  6.65   70   7   7
## 32 29      Carson Palmer, QB   ARI  164 267 61.4 1,978  7.41   46   9   7
## 33 30      Brett Hundley, QB    GB  192 316 60.8 1,836  5.81   55   9  12
## 34 RK                 PLAYER  TEAM COMP ATT  PCT   YDS YDS/A LONG  TD INT
## 35 31     Deshaun Watson, QB   HOU  126 204 61.8 1,699  8.33   72  19   8
## 36 32      Aaron Rodgers, QB    GB  154 238 64.7 1,675  7.04   72  16   6
## 37 33    Jimmy Garoppolo, QB NE/SF  120 178 67.4 1,560  8.76   61   7   5
## 38 34      C.J. Beathard, QB    SF  123 224 54.9 1,430  6.38   83   4   6
## 39 35         Tom Savage, QB   HOU  125 223 56.1 1,412  6.33   57   5   6
## 40 36        Brian Hoyer, QB NE/SF  119 205 58.0 1,245  6.07   59   4   4
## 41 37   Ryan Fitzpatrick, QB    TB   96 163 58.9 1,103  6.77   41   7   3
## 42 38     Brock Osweiler, QB   DEN   96 172 55.8 1,088  6.33   54   5   5
## 43 39     Blaine Gabbert, QB   ARI   95 171 55.6 1,086  6.35   52   6   6
## 44 40       Drew Stanton, QB   ARI   79 159 49.7   894  5.62   52   6   5
##     X12   X13   X14
## 1  SACK  RATE YDS/G
## 2    35 102.8   286
## 3    18  96.0   282
## 4    47  99.3   278
## 5    20 103.9   271
## 6    21  93.4   283
## 7    24  91.4   256
## 8    41  93.9   256
## 9    35 104.7   269
## 10   43  95.4   249
## 11   25 100.5   254
## 12 SACK  RATE YDS/G
## 13   24  84.7   230
## 14   22  98.3   236
## 15   33  92.2   270
## 16   20  86.4   233
## 17   31  80.4   231
## 18   32  86.6   208
## 19   39  86.6   208
## 20   35  80.7   206
## 21   28 101.9   254
## 22   27  79.3   215
## 23 SACK  RATE YDS/G
## 24   27  80.4   196
## 25   52  81.7   194
## 26   39  94.5   225
## 27   38  60.5   193
## 28   46  89.2   187
## 29   20  80.8   190
## 30   33  73.3   208
## 31   31  77.5   183
## 32   22  84.4   283
## 33   29  70.6   167
## 34 SACK  RATE YDS/G
## 35   19 103.0   243
## 36   22  97.2   239
## 37    8  96.2   260
## 38   19  69.2   204
## 39   21  71.4   177
## 40   16  74.1   208
## 41    7  86.0   184
## 42   10  72.5   181
## 43   23  71.9   217
## 44    7  66.4   179

In my position we do a lot of compeitior analysis, so using R to scrape data would allow me to easily compile large sums of competitior and industry data and compare it to our own using Excel. For example, I work at NBCUniversal and look at a lot of viewer metrics, this way of scraping would easily bring all the data we could possibly find on the into one place so that analysis could be conducted.