Weekend watchdog

Will there be a Speith slam?
Five-under par in the first round is a good start.
Jordan Speith claimed the first two majors of 2015, and goes for the third this weekend at The Open, being played at St. Andrews.
ESPN has second round coverage starting Friday at 4 a.m. The third round gets underway Saturday at 7 a.m., with the final round beginning at 6 a.m.
Tom Watson, five-time winner of the Open, will be making his trip around the course. Wild weather might invade on Friday, making the historic course even tougher.
Celebrity golfers gather at Tahoe this weekend, with action Friday at 6 p.m. on NBC Sports network and moving to Saturday and Sunday at 3 p.m. on NBC.
With the All-Star break over, the Nationals host the Dodgers on MASN for the weekend. Saturday's game will also be shown on FoxSports1, and TBS carries the Sunday contest. The Orioles tangle with the Tigers in Detroit on MASN2.
FoxSports1 offers Indians-Reds Saturday at 7 p.m. and ESPN closes the weekend when the Red Sox visit the Angels Sunday at 8 p.m.
NBC Sports network carries the NASCAR race from New Hampshire Sunday at 1:30 p.m. The Xfinity Series goes Saturday at 4 p.m., after qualifying for both groups at 11 a.m. There's practice Friday at 11:30 a.m. and 3 p.m.
The IndyCar series visits Iowa Saturday at 8 p.m. on NBC Sports network.
Baltimore hosts the United States' match with Cuba in the Gold Cup Saturday at 5 p.m. on Fox. FoxSports1 has a pair of games from the Meadowlands Sunday, with Trinidad-Panama at 4:30 and Mexico meeting Costa Rica at 7:30 p.m.
D.C. United heads to Dallas on Comcast Saturday at 9 p.m. The Crew take on Chicago Sunday at 5 p.m. on ESPN2
The Tour de France continues on NBC Sports network Friday at 8 a.m. There's more racing Sunday at 8 a.m.
ESPN2 has the Pan-Am games from Toronto Friday at 8 p.m. The action continues Saturday at 7 p.m., with more on Sunday at 1:30 p.m. and 7 p.m.